Passage Data · Check a report · Use it from your AI

Adams Subdivision HOA

Civic And Social Associations, Salem, Missouri. NPDES permit MO0083984 expired Dec 31, 2022; its limits still apply. Last 12 months: over a limit 22 times (last September 2026), 5 required values missing. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly (15 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
24 values over a limit, 15 required values missing, 1 of 4 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

All 22 values over a limit
Period endingParameterReportedLimitOver by
December 2025BOD, 5-day, 20 deg. C, monthly average73≤ 45 mg/L62%
December 2025BOD, 5-day, 20 deg. C, weekly average73≤ 65 mg/L12%
December 2025E. coli, 30-day geometric mean> 2419.6≤ 206 #/100mL—
December 2025E. coli, daily maximum> 2419.6≤ 1030 #/100mL—
December 2025Nitrogen, ammonia total [as N], daily maximum16.1≤ 7.5 mg/L115%
December 2025Nitrogen, ammonia total [as N], monthly average16.1≤ 2.9 mg/L455%
March 2026BOD, 5-day, 20 deg. C, monthly average82≤ 45 mg/L82%
March 2026BOD, 5-day, 20 deg. C, weekly average82≤ 65 mg/L26%
March 2026Nitrogen, ammonia total [as N], daily maximum30.8≤ 7.5 mg/L311%
March 2026Nitrogen, ammonia total [as N], monthly average30.8≤ 2.9 mg/L962%
March 2026Solids, total suspended, monthly average113≤ 80 mg/L41%
June 2026BOD, 5-day, 20 deg. C, monthly average51≤ 45 mg/L13%
June 2026E. coli, 30-day geometric mean1986.3≤ 206 #/100mL864%
June 2026E. coli, daily maximum1986.3≤ 1030 #/100mL93%
June 2026Nitrogen, ammonia total [as N], daily maximum6.96≤ 3.6 mg/L93%
June 2026Nitrogen, ammonia total [as N], monthly average6.96≤ 1.4 mg/L397%
September 2026BOD, 5-day, 20 deg. C, monthly average122≤ 45 mg/L171%
September 2026BOD, 5-day, 20 deg. C, weekly average122≤ 65 mg/L88%
September 2026E. coli, 30-day geometric mean> 2419.6≤ 206 #/100mL—
September 2026E. coli, daily maximum> 2419.6≤ 1030 #/100mL—
September 2026Nitrogen, ammonia total [as N], daily maximum25.6≤ 3.6 mg/L611%
September 2026Nitrogen, ammonia total [as N], monthly average25.6≤ 1.4 mg/L1729%

Limits in force (17)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimumreport only (mg/L)Apr–Dec
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)Apr–Dec
BOD, 5-day, 20 deg. Cweekly average≤ 65 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 45 mg/Lall year
pHminimum≥ 6.5 SUall year
Solids, total suspendedweekly average≤ 120 mg/Lall year
Solids, total suspendedmonthly average≤ 80 mg/Lall year
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LJan, Feb, Mar, Oct, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 3.6 mg/LApr–Sep
Nitrogen, ammonia total [as N]monthly average≤ 2.9 mg/LJan, Feb, Mar, Oct, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 1.4 mg/LApr–Sep
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Chlorine, total residualdaily maximum≤ 17 ug/LApr–Dec
Chlorine, total residualmonthly average≤ 8 ug/LApr–Dec
E. colidaily maximum≤ 1030 #/100mLApr–Dec
E. coli30-day geometric mean≤ 206 #/100mLApr–Dec

How strict are these limits?

Cited limits by parameter: Missouri's rules and the federal ones.

Same industry: the 212 Membership Organizations permits in Missouri.

Check this month's numbers Email me before each report is due

· Save this facility as a site · Superfund sites nearby · Your permits on one board

On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0083984 · MCP: https://passage-data.com/mcp