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J.C. Harker

Civic And Social Associations, Vienna, Missouri. NPDES permit MO0120413 expired Dec 31, 2018; its limits still apply. No reports in EPA's file for the last 12 months. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form A quarterly, form B yearly
Last report on file
None in EPA's file for the last 12 months; that may be EPA's gap, not the facility's

Limits in force (24)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimumreport only (mg/L)Apr–Sep
Oxygen, dissolved [DO]daily minimumreport only (mg/L)all year
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)Apr–Sep
Oxygen, dissolved [DO]monthly average minimumreport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Oil and grease [soxhlet extr.] tot.daily maximum≤ 15 mg/Lall year
Oil and grease [soxhlet extr.] tot.monthly average≤ 10 mg/Lall year
Nitrogen, ammonia total [as N]daily maximumreport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
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≤ 208 ug/LApr–Sep
Chlorine, total residualdaily maximum≤ 208 ug/Lall year
Chlorine, total residualmonthly average≤ 104 ug/LApr–Sep
Chlorine, total residualmonthly average≤ 104 ug/Lall year
E. coli, colony forming units [CFU]7-day geometric mean≤ 630 MPN/100mLApr–Sep
E. coli, colony forming units [CFU]7-day geometric mean≤ 630 MPN/100mLall year
E. coli, colony forming units [CFU]30-day geometric mean≤ 126 MPN/100mLApr–Sep
E. coli, colony forming units [CFU]30-day geometric mean≤ 126 MPN/100mLall year

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.

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/MO0120413 · MCP: https://passage-data.com/mcp