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68SE1-E3

Preventive Medicine Specialist

E-1 to E-3 (Junior Enlisted) · Army

E1–E3E-4E-5E-6E-7E8–E9
HEADS UP

68S AIT is at the AMEDDC&S, Fort Sam Houston (JBSA-Fort Sam Houston, TX) — the joint medical training campus where every Army medical MOS starts. The course covers environmental health fundamentals: water quality testing, food sanitation inspection, disease vector surveillance, industrial hygiene basics, and pesticide application. You will leave with a foundation, not expertise — the expertise comes at your first unit when the section sergeant hands you a water sample kit and says bring it back right.

The Honest MOS Read
You enlisted as a 68S Preventive Medicine Specialist, and most people — including most of the Army — have no idea what that means. That is both the burden and the advantage of this MOS. You are not a combat medic. You are not a lab tech. You are the environmental health surveillance arm of Army medicine: the soldier who tests the water, inspects the food, traps the mosquitoes, measures the noise, and tells the commander whether the environment the troops are living in is going to make them sick. AIT at the AMEDDC&S (Army Medical Department Center and School) at Fort Sam Houston covers the fundamentals: bacteriology of water supply systems, food-safety science (time-temperature abuse, cross-contamination, cleaning and sanitizing), basic entomology (mosquito species identification, tick-borne disease vectors, rodent control), industrial hygiene (noise dosimetry, heat stress measurement), and pesticide application and safety. The course is technically dense for a 68-series AIT — you are learning lab techniques, sampling protocols, regulatory standards, and data entry into DOEHRS (Defense Occupational and Environmental Health Readiness System) all in one pipeline. The soldiers who struggle are the ones who treat it like memorization; the ones who pass cleanly are the ones who understand why each test matters. Your gaining unit determines your first-unit experience more than most medical MOS. 68S billets exist at the battalion level (as part of the medical platoon or the brigade surgeon section), at installation-level preventive medicine detachments, and at APHC (Army Public Health Center) regional elements. If you draw a BCT assignment, you are one of very few 68S soldiers in the brigade — the section is small, the work is visible, and your mistakes are noticed immediately. If you draw an installation or APHC assignment, you join a larger section with more experienced NCOs and more structured mentorship, but the work tempo is higher because you are covering an entire installation. The daily work in garrison is a rotation through the environmental health surveillance programs: water quality sampling at potable water points and distribution systems (the TB MED 577 standard), food sanitation inspections at DFACs and field feeding sites (the TB MED 530 standard), disease vector surveillance (mosquito traps, tick drags, rodent monitoring), hearing conservation program support (noise surveys, audiometric monitoring coordination), and data entry into DOEHRS. The OEHSA — Occupational and Environmental Health Site Assessment — is the annual product that rolls up all of this surveillance into a risk assessment the installation commander signs. As a junior soldier you are collecting the data that feeds the OEHSA; by E-4 you are building the data package; by E-5 you own the whole thing. The field work is where the MOS proves its value. Deployed or in a field exercise, you are the one who tests the water at the ROWPU (Reverse Osmosis Water Purification Unit) or tactical water point, inspects the field kitchen, sets vector surveillance traps in the bivouac area, and briefs the company medic or PA on environmental health risk. The line does not always understand why you are setting mosquito traps at 0400 — until the malaria case shows up three weeks later at the installation that did not have a 68S doing the surveillance. The civilian pipeline for 68S is one of the strongest in the 68-series. The Registered Environmental Health Specialist (REHS) or Registered Sanitarian (RS) credential — administered by NEHA (National Environmental Health Association) — is the direct civilian equivalent. State and county health departments, EPA regional offices, OSHA, the VA, and private environmental consulting firms all hire people who can do exactly what you are being trained to do. The REHS requires a degree in environmental health or a related science plus experience; your Army experience counts toward the experience requirement. Start the degree early — TA (Tuition Assistance) pays for it while you are in.
Career Arc
  • 0168S AIT at AMEDDC&S, Fort Sam Houston (JBSA) — environmental health fundamentals: water, food, vector, IH, pest management.
  • 02PCS to gaining unit — BCT medical section, installation PVNTMED detachment, or APHC regional element.
  • 03Month ~6 TIS: E-2 (automatic per AR 600-8-19).
  • 04Month ~12 TIS: E-3 / PFC (4 mo TIG, waivable to 6/2).
  • 05First independent DFAC inspection and water sampling run — the section sergeant's read of you forms here.
  • 06First field exercise as the section's environmental health asset — water point testing, vector traps, field kitchen inspections.
  • 07DOEHRS proficiency validated by section NCOIC — you can enter and retrieve data without supervision.
Common Screwups
  • ×Sleeping on TSP enrollment under BRS. The 1% automatic plus 4% match if you contribute 5% is the most valuable financial decision of your first enlistment — and the 68S pay grade is the same as every other E-1.
  • ×DUI / drug pop — separation under AR 635-200 ch.14 and a re-enlistment code that follows you out the gate. The 68S field is small enough that the reputation follows you to every assignment.
  • ×ACFT fails — repeated fails trigger flagging, no promotions, no schools. The field work demands a soldier who can carry sampling equipment in full kit.
  • ×Treating AIT as the hard part. Your first unit's inspection tempo and field schedule are where the real learning happens.
  • ×Not starting college coursework toward an environmental health or public health degree early. The REHS/RS credential requires a degree — TA pays for it now, not after you ETS.

A Day in the Life

  • 0500Wake. Shave, uniform check, PT clothes on. The PVNTMED section is small — everyone notices who is late.
  • 0530-0630PT formation with the medical company or the installation PVNTMED detachment. Cardio days (3-5 mile runs), strength days, recovery-mobility days. The section PT is lighter than a line unit's PT but the field work demands real fitness.
  • 0630-0800Hygiene, change uniforms, breakfast at the DFAC or in the barracks.
  • 0800Section formation. Section NCOIC reads the day's task assignments: water sampling runs, DFAC inspections, trap retrieval, equipment maintenance, DOEHRS data entry.
  • 0830-1130Morning work call. Could be: driving to a water point to collect samples, conducting a DFAC inspection, retrieving and processing mosquito traps from the night before, running noise surveys at the range or motor pool, or maintaining equipment in the section lab. Most days are a mix.
  • 1130-1300Chow. DFAC or barracks depending on your meal status.
  • 1300-1500Afternoon work call. DOEHRS data entry from the morning's samples. Processing specimens in the section lab. Equipment calibration checks. Training under the section NCOIC: review of TB MED standards, practice with new sampling equipment, prep for the next field exercise.
  • 1500-1600Section closeout. Equipment cleaned and stored. DOEHRS entries completed. The section NCOIC reviews the day's inspection reports and sampling records.
  • 1600-1630Final formation. Next-day task assignments. Sensitive items check. Released.
  • 1700-2000Personal time. Gym, college coursework (environmental health or biology through TA), errands. The good cherry 68S is studying the REHS exam content outline during this time.
  • 2000-2200Study time, phone calls, personal time. Lights-out policies vary by unit.
  • Field rotationIn the field, the 68S schedule shifts to the operational rhythm. Up before dawn to retrieve overnight vector traps. Water-quality checks at the ROWPU or tactical water point after each fill cycle. Field kitchen inspections at every meal. Brief the company medic or PA on environmental health risk findings. The work is continuous and the data matters more in the field than in garrison — the line is drinking that water and eating that food.

Weekly Cadence

The Mon-Fri rhythm for a junior 68S depends on the section's inspection and surveillance schedule. Monday is planning day — the section NCOIC assigns the week's inspection targets, sampling runs, and surveillance trap placements. Tuesday through Thursday are execution days: DFAC inspections, water sampling, vector trap runs, noise surveys, and equipment maintenance rotate through the week. Friday is data day — DOEHRS entry catch-up, equipment calibration checks, weekly inventory of expendable supplies, and the section training block. The week's second rhythm is the surveillance cycle. Mosquito traps run overnight and are retrieved at dawn — if your section runs them Monday and Wednesday nights, Tuesday and Thursday mornings start with trap retrieval and specimen processing. Water sampling runs are typically weekly at each potable water point on the installation. DFAC inspections cycle monthly per facility, but follow-up inspections on corrective actions may pull you back to the same kitchen mid-cycle. The field exercise changes everything. During a field problem, the inspection and surveillance tempo compresses — water quality checks at every fill cycle, field kitchen inspections at every meal, vector traps set and retrieved every night. The section may be the only PVNTMED asset for the entire exercise, and the data you collect is the environmental health record the OEHSA references for the rest of the year.

Key Skills — How to Drill Each

  1. 01
    Collect and process potable water samples using membrane filtration and Colilert methods — chain-of-custody documentation complete before the sample leaves your hands.
    Practice the aseptic technique every time — sterile sample bottles, gloves, no touching the inside of the container or the cap. The chain-of-custody form (time, date, location, collector, sample type, preservative) must be filled out at the collection point, not back at the lab. The section sergeant will spot-check your forms; one incomplete form means a resample and a counseling. Run the membrane filtration procedure in the section lab until you can do it without looking at the SOP — the incubation time and colony-count read are the product the brigade surgeon acts on.
  2. 02
    Conduct a food sanitation inspection of a DFAC or field kitchen against TB MED 530 standards — identify critical violations and document them on DA Form 7458.
    Calibrate your thermometer before every inspection — the ice-point method takes 60 seconds and is the difference between defensible data and worthless data. Walk the DFAC in order: receiving, storage, prep, cooking, holding, serving, cleaning. Use the TB MED 530 checklist and mark every item. Critical violations (temperature abuse on potentially hazardous foods, no handwashing, cross-contamination between raw and cooked) get documented on the DA Form 7458 with a corrective action and a follow-up date. Do not negotiate on critical violations — document them, report them, follow up.
  3. 03
    Set, retrieve, and identify contents of CDC light traps and gravid traps for mosquito surveillance — species identification to genus level using a field key.
    Set traps at dusk in locations the section SOP designates (near standing water, treelines, troop-concentration areas). Retrieve at dawn. Process the catch in the section lab: anesthetize with triethylamine or cold, sort under the dissecting scope, identify to genus (Aedes, Culex, Anopheles) using the dichotomous key in the field manual. Count and log. The population density per trap-night is the metric the surveillance program reports — accurate counts drive accurate risk assessment.
  4. 04
    Operate the dosimeter, sound-level meter, and noise dosimetry equipment for the unit hearing conservation program per DA PAM 40-501 / DOEHRS-IH.
    Calibrate the instrument before and after every survey using the acoustic calibrator. Position the microphone at the worker's ear level. Run the survey for the full exposure period the SOP calls for — partial surveys produce partial data. Enter the results into DOEHRS-IH the same day. The hearing conservation program is one of the most audited PVNTMED programs; the data you enter today is the data the OSHA inspector reads in three years.
  5. 05
    Enter environmental health data into DOEHRS accurately — the database drives the OEHSA and the annual report the brigade surgeon briefs.
    DOEHRS is not optional and it is not forgiving. Enter data the day of collection — not the next day, not next week. Double-check location codes, sample IDs, and result fields before saving. The OEHSA is generated from this database; one transposed digit in a chlorine-residual field changes the risk characterization from acceptable to unacceptable. The section NCOIC audits DOEHRS entries quarterly; zero errors is the standard.
  6. 06
    Maintain the PVNTMED equipment set (water test kits, entomology kits, industrial hygiene meters, pesticide application equipment) to the property-book standard.
    Run a weekly inventory check on expendable supplies (sample bottles, reagents, trap components, PPE for pesticide application). Run a monthly calibration check on all instruments with calibration-due dates. Flag any equipment approaching calibration expiration 30 days out — sending an out-of-cal meter to the field is worse than sending nothing. The property book is the standard; the section sergeant's spot-check is the test.

Manuals & References — What Chapters Matter

  • STP 8-68S13-SM-TG — Soldier's Manual and Trainer's Guide for the 68S (skill levels 1-3).
    This is the validation reference for everything the Army expects from a junior 68S. Every task in your PVNTMED certification is traceable to this manual. Print the task conditions and standards for the tasks you have not yet certified on; carry them in your notebook.
  • TB MED 577 — Sanitary Control and Surveillance of Field Water Supplies.
    The doctrinal standard for every water sample you collect and every water-quality assessment you run. Chapters on sampling methods, testing procedures, chlorine residual standards, and documentation requirements. Know the acceptable limits (free chlorine residual, coliform counts) cold — the PA will ask, and the answer matters.
  • TB MED 530 — Food Service Sanitation.
    The standard behind every DFAC and field-kitchen inspection you conduct. The critical-violation definitions, temperature standards, and inspection documentation requirements all live here. Read it before your first solo inspection — the DFAC manager has read it and will test whether you have.
  • AR 40-5 — Preventive Medicine.
    The regulatory foundation for the entire PVNTMED program. Defines the responsibilities of the preventive medicine specialist, the environmental health officer, and the command. Know at least the chapter on environmental health surveillance — it explains why you do what you do.
  • DA PAM 40-11 — Preventive Medicine.
    The procedural companion to AR 40-5. Where AR 40-5 says what is required, DA PAM 40-11 says how to do it. The OEHSA procedures, the surveillance program structures, and the reporting timelines are all in this pamphlet.
  • FM 7-22 — Holistic Health and Fitness.
    Your ACFT plan lives here. The field work demands a soldier who can carry the sampling kit and the pesticide sprayer in full kit across uneven terrain. Read it once; implement the parts your section does not already enforce.

Standards — How to Hit Each

  • Water-quality sample collection and processing to TB MED 577 — zero broken chain-of-custody events in your first year.
    The chain-of-custody form is a legal document. Fill it out completely at the collection point — not in the truck, not back at the lab. If you break chain of custody (sample left unattended, form incomplete, sample not stored at correct temperature), the sample is invalid and the resample costs the section a day. Practice until the form is automatic.
  • DFAC / field-feeding inspection pass: every inspection documented, every critical violation reported, zero undocumented findings.
    Use the TB MED 530 checklist every time — do not freestyle. Calibrate your thermometer before every inspection. Document every finding on the DA Form 7458, including items that pass. The inspection record must be complete enough that another inspector could reconstruct your walk-through from the paperwork alone.
  • ACFT 500+ to keep the section sergeant from worrying about you on the ruck to the water point.
    The field work is physical — carrying the water sampling kit, the entomology kit, and the pesticide sprayer across uneven terrain in full kit. Build the score with lift days (deadlift, farmer carries), interval runs, and grip work. Squad PT will get you to 500; personal PT after hours gets you past it.
  • DOEHRS data entry accuracy audited quarterly by the section NCOIC — zero data-entry errors is the standard.
    Enter data the day of collection. Double-check location codes, sample IDs, analyte fields, and result values before saving. Print a summary after entry and compare it to your field notes. One transposed digit in a coliform count changes the risk characterization the brigade surgeon briefs.

Technical Mistakes — Concrete Consequences

  • Breaking chain of custody on a water sample.
    The sample is invalid. The resample costs the section a full day. The brigade surgeon's water-quality brief has a gap. The section sergeant documents the failure on your counseling, and the next time a solo sampling run comes up, you are not the one who goes.
  • Missing a critical food-safety violation during a DFAC inspection because you did not use a calibrated thermometer.
    The next foodborne illness outbreak traces back to the holding temperature your inspection should have caught. The DA Form 7458 shows the inspection was conducted — and the inspector's name is on it. The investigation starts with you.
  • Applying pesticide without the correct PPE or without a current DoD pest management certification.
    The safety stand-down and the investigation file both have your name on them. DoD pest management policy is not optional — the regulatory violation triggers an incident report that goes to the installation garrison commander. Worst case, the exposure creates a medical claim against the Army.
  • Entering bad data into DOEHRS.
    The OEHSA is generated from that database. Wrong numbers mean the brigade surgeon briefs wrong risk to the installation commander. The corrective action falls on the section, the correction is documented, and the data entry audit trail shows who entered the error.
  • Storing entomology or water-test specimens without labeling time, date, grid, and collector.
    Unlabeled specimens are discarded. The surveillance gap shows in the quarterly report, the section NCOIC documents the failure, and the vector surveillance program has a hole that the next disease case exploits.

Career Decisions at This Rank

  • TSP enrollment under the Blended Retirement System (BRS).
    Everyone enlisted after January 2018 is on BRS by default. The government matches 1% automatically and adds up to 4% more if you contribute 5% of base pay. At E-1 base pay, that 5% contribution is roughly $105/month. The math of starting at 19 with 5% contribution vs starting at 26 is genuinely life-altering for long-term savings. Talk to S-1 in your first week at your gaining unit.
  • Start college coursework toward a bachelor's in environmental health, public health, or biology.
    The REHS/RS credential — the civilian equivalent of what you do — requires a bachelor's degree in environmental health or a related science plus experience. Your Army experience counts toward the experience requirement, but you need the degree. TA (Tuition Assistance) pays up to $4,500/year for college courses while you are in. Start now — a 4-year degree at 2 courses per semester finishes before your second enlistment ends. The soldier who ETSes with a degree and the REHS credential walks into a state health department or EPA regional office job. The soldier who ETSes without the degree has the experience but cannot sit the exam.
  • Stay 68S vs. reclass at the first re-enlistment window.
    The 68S field is small, which means promotions can be either faster (fewer competitors) or slower (fewer billets). The civilian pipeline is strong — REHS/RS credential holders are in demand at state and county health departments, EPA, OSHA, the VA, and private environmental consulting firms. If you discover you want clinical medicine instead of environmental health, the cleanest reclass paths are 68W (combat medic), 68P (radiology), or 68Q (pharmacy) at first re-enlistment. If you want to stay in the environmental health lane but want more authority, the 72D (Environmental Science and Engineering Officer) or 72A (Environmental Health) commissioning path via Green-to-Gold or OCS is the play — but it requires the degree.
  • Pursue the REHS/RS credential on active duty.
    NEHA (National Environmental Health Association) administers the REHS/RS exam. Eligibility requires a bachelor's degree in environmental health or related field plus experience. Your Army 68S time counts as qualifying experience. Some states also have their own Registered Sanitarian credential with separate requirements — check your target state's requirements early. The credential is the single most valuable career asset a 68S can earn. Start studying during your first enlistment even if you cannot sit the exam until after the degree is complete.
  • Marriage and barracks-to-off-post move.
    Getting married as an E-3/E-4 triggers BAH (Basic Allowance for Housing) with dependents, which is a significant financial change. The PVNTMED section's work tempo is generally more predictable than a line medic's, which makes family life somewhat more stable — but field exercises and deployment support still pull you away. Evaluate the marriage on its own merits, not the BAH bump.

How the Seat Varies by Unit Type

  • BCT Medical Section (IBCT / SBCT / ABCT)
    You are one of very few 68S soldiers in the brigade — possibly the only junior one. The section is small, the work is visible, and you will get responsibility faster than peers at larger PVNTMED detachments. The downside: less structured mentorship, fewer senior 68S NCOs to learn from, and the brigade surgeon may not fully understand what PVNTMED does until you demonstrate it. The field tempo matches the BCT training cycle — CTC rotations, gunnery, FTXs all require environmental health coverage.
  • Installation PVNTMED Detachment
    Larger section, more experienced NCOs, more structured training and mentorship. You cover the entire installation — multiple DFACs, multiple water systems, multiple housing areas, multiple ranges. The work tempo is steadier and more inspection-driven than field-driven. The OEHSA is a bigger, more complex product. Good for building technical depth; slower for building leadership experience compared to a BCT billet.
  • APHC (Army Public Health Center) Regional Element
    The most technically advanced assignment a junior 68S can draw. APHC regional elements conduct consultative environmental health assessments, support installation PVNTMED programs, and respond to disease outbreaks and environmental incidents. The work is more analytical and more regulatory than a BCT or installation billet. You will interact with EPA, OSHA, and state regulators. The mentorship is strong — APHC NCOs are typically REHS/RS-credentialed. The downside: less tactical field experience and less direct line-unit interaction.
  • Deployed / Contingency Operations
    In a deployed environment, the 68S is the environmental health asset for the entire area of operations. Water quality at every water point, food safety at every field kitchen, vector surveillance across the FOB, and industrial hygiene at every work site — all on you and your section. The data you collect drives the theater surgeon's environmental health risk assessment. The work is high-visibility, high-consequence, and often the difference between a healthy force and a disease outbreak.

What Good Looks Like at This Rank

The good cherry 68S is the one the section sergeant trusts to run a DFAC inspection solo by month nine and bring back a clean, accurate DA Form 7458. She collects water samples with zero chain-of-custody breaks. Her trap data is in DOEHRS before the end of the duty day, and the entomology kit comes back from the field with every specimen labeled, sorted, and counted. She asks questions during the section training — not because she does not know the answer, but because she wants to understand why the chlorine residual standard is 0.5 mg/L and not 1.0, or why the TB MED 530 temperature standard for hot-held food is 135F and not 140F. The section NCOIC notices that the questions come from someone who has read the manual before the class, not someone who is hearing it for the first time. By her first re-enlistment window, she has the REHS study guide on her desk, college coursework in environmental health or biology in progress through TA, and the 68S advanced course on her wishlist. The section sergeant is recommending her for the DFAC inspection lead role and the vector surveillance program coordinator role — the two positions that build the NCOER bullets she will need when the E-5 board looks at her file.

Preview — The Next Rank

E-4 Specialist is the next rank, and the job content shifts from supervised data collection to independent technical execution. At SPC you are running DFAC inspections solo, leading water sampling runs without the section NCOIC looking over your shoulder, and building the DOEHRS data package for the annual OEHSA. The section NCOIC is evaluating whether you can be trusted with the section's equipment set and whether your technical judgment is sound enough to brief results to the battalion PA or brigade surgeon. The differentiator at E-4 is the REHS/RS study progress, the BLC slot, and the college coursework. The Army does not require the REHS/RS for promotion, but the civilian market does — and the soldiers who start studying at E-4 are the ones who sit the exam at E-5 or E-6 and walk into six-figure environmental health careers at ETS. Get on the BLC roster early; the slots compress when promotion points move. Stack promotion points with college credits, DOEHRS certifications, and awards. The leadership shift at E-4 is real: you are now the experienced technician the junior soldiers copy. Your sampling technique, your documentation habits, and your attitude toward calibration and chain of custody set the section's standard — whether you intend them to or not.
FAQ

68S E1-E3 — Frequently Asked Questions

Q01What does a E1-E3 68S (Preventive Medicine Specialist) actually do?
You assist with environmental health surveillance: water quality sampling at potable water points, food sanitation inspections at dining facilities and field feeding sites, disease vector surveillance (setting mosquito traps, checking rodent bait stations, running tick drags), and workplace noise surveys for the hearing conservation program.
Q02What's the most important thing to know as a E1-E3 68S?
68S AIT is at the AMEDDC&S, Fort Sam Houston (JBSA-Fort Sam Houston, TX) — the joint medical training campus where every Army medical MOS starts.
Q03What does a typical day look like for a E1-E3 68S?
Time-blocked day at the E1-E3 68S rank tier: 0500 Wake. Shave, uniform check, PT clothes on. The PVNTMED section is small — everyone notices who is late, 0530-0630 PT formation with the medical company or the installation PVNTMED detachment. Cardio days (3-5 mile runs), strength days, recovery-mobility days. The section PT is lighter than a line unit's PT but the field work demands real fitness, 0630-0800 Hygiene, change uniforms, breakfast at the DFAC or in the barracks, 0800 Section formation. Section NCOIC reads the day's task assignments: water sampling runs, DFAC inspections,…
Q04What mistakes get E1-E3 68S soldiers fired or relieved?
Sleeping on TSP enrollment under BRS. The 1% automatic plus 4% match if you contribute 5% is the most valuable financial decision of your first enlistment — and the 68S pay grade is the same as every other E-1; DUI / drug pop — separation under AR 635-200 ch.14 and a re-enlistment code that follows you out the gate. The 68S field is small enough that the reputation follows you to every assignment; ACFT fails — repeated fails trigger flagging, no promotions, no schools.…
Q05What career decisions matter most at the E1-E3 68S rank tier?
TSP enrollment under the Blended Retirement System (BRS) — Everyone enlisted after January 2018 is on BRS by default. The government matches 1% automatically and adds up to 4% more if you contribute 5% of base pay. At E-1 base pay, that 5% contribution is roughly $105/month. The math of starting at 19 with 5% contribution vs starting at 26 is genuinely life-altering for long-term savings. Talk to S-1 in your first week at your gaining unit; Start college coursework toward a bachelor's in environmental health, public health,…
Q06What's next after E1-E3 for a 68S (Preventive Medicine Specialist) in the Army?
E-4 Specialist is the next rank, and the job content shifts from supervised data collection to independent technical execution.
Q07What manuals and regulations does a E1-E3 68S need to know cold?
STP 8-68S13-SM-TG — Soldier's Manual and Trainer's Guide for the 68S (skill levels 1-3).; TB MED 577 — Sanitary Control and Surveillance of Field Water Supplies.; TB MED 530 — Food Service Sanitation.

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Published by the Honest MOS Editorial DeskVerified against DoD/.gov sourcesUpdated May 2026Editorial standards