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Neighbors of Walnut Grove West, LLC

Sewerage Systems, St George, Kansas. NPDES permit KS0092061, in force until Dec 31, 2030. Last 12 months: over a limit 31 times (last August 2026), 2 required values missing, 2 of 22 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 31 days after each period: outfall 001 form A monthly (21 values), outfall 002 form A monthly (3 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
5 values over a limit, 0 required values missing, 0 of 24 reports late

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

All 31 values over a limit
Period endingParameterReportedLimitOver by
October 2025E. coli, monthly geometric mean419.999 #/100mL≤ 262 #/100mL60%
January 2026Nitrogen, ammonia total [as N], daily maximum15.8 mg/L≤ 13.1 mg/L21%
January 2026Nitrogen, ammonia total [as N], monthly average15.8 mg/L≤ 10 mg/L58%
February 2026Nitrogen, ammonia total [as N], daily maximum34.1 mg/L≤ 13.1 mg/L160%
February 2026Nitrogen, ammonia total [as N], monthly average34.1 mg/L≤ 10 mg/L241%
March 2026E. coli, monthly geometric mean10900 #/100mL≤ 2358 #/100mL362%
March 2026Nitrogen, ammonia total [as N], daily maximum26.5 mg/L≤ 13.1 mg/L102%
March 2026Nitrogen, ammonia total [as N], monthly average26.5 mg/L≤ 8.6 mg/L208%
April 2026BOD, 5-day, 20 deg. C, monthly average39.9 mg/L≤ 30 mg/L33%
April 2026E. coli, monthly geometric mean1046200 #/100mL≤ 262 #/100mL—
April 2026Nitrogen, ammonia total [as N], daily maximum44.1 mg/L≤ 9.1 mg/L385%
April 2026Nitrogen, ammonia total [as N], monthly average44.1 mg/L≤ 5.9 mg/L647%
May 2026BOD, 5-day, 20 deg. C, monthly average44.2 mg/L≤ 30 mg/L47%
May 2026E. coli, monthly geometric mean1986300 #/100mL≤ 262 #/100mL—
May 2026Nitrogen, ammonia total [as N], daily maximum44.1 mg/L≤ 6.5 mg/L578%
May 2026Nitrogen, ammonia total [as N], monthly average44.1 mg/L≤ 4.3 mg/L926%
May 2026Solids, total suspended, monthly average68 mg/L≤ 30 mg/L127%
May 2026Solids, total suspended, maximum weekly average68 mg/L≤ 45 mg/L51%
June 2026E. coli, monthly geometric mean416000 #/100mL≤ 262 #/100mL—
June 2026Nitrogen, ammonia total [as N], daily maximum50.5 mg/L≤ 4.6 mg/L998%
June 2026Nitrogen, ammonia total [as N], monthly average50.5 mg/L≤ 3.2 mg/L1478%
June 2026Solids, total suspended, monthly average37 mg/L≤ 30 mg/L23%
July 2026BOD, 5-day, 20 deg. C, monthly average106 mg/L≤ 30 mg/L253%
July 2026BOD, 5-day, 20 deg. C, maximum weekly average106 mg/L≤ 45 mg/L136%
July 2026Nitrogen, ammonia total [as N], daily maximum38 mg/L≤ 3.4 mg/L1018%
July 2026Nitrogen, ammonia total [as N], monthly average38 mg/L≤ 2.3 mg/L1552%
July 2026Phosphorus, Total As P, EPA's "DPD AVG".57765 lb/d≤ .5 lb/d16%
July 2026Solids, total suspended, monthly average41.3 mg/L≤ 30 mg/L38%
August 2026Nitrogen, ammonia total [as N], daily maximum10.2 mg/L≤ 3.7 mg/L176%
August 2026Nitrogen, ammonia total [as N], monthly average10.2 mg/L≤ 2.5 mg/L308%
August 2026Phosphorus, Total As P, EPA's "DPD AVG".58954 lb/d≤ .5 lb/d18%

Limits in force (57)

ParameterStatisticLimitMonthsOutfall
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 45 mg/Lall year001
pHdaily minimum≥ 6 SUall year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 30 mg/Lall year001
Solids, total suspendedmaximum weekly average≤ 45 mg/Lall year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (lb/d)all year001
Nitrogen, ammonia total [as N]monthly average≤ 3.1 mg/LSep001
Nitrogen, ammonia total [as N]monthly average≤ 5.1 mg/LOct001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LJan001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LFeb001
Nitrogen, ammonia total [as N]monthly average≤ 9.2 mg/LNov001
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LJul001
Nitrogen, ammonia total [as N]monthly average≤ 2.5 mg/LAug001
Nitrogen, ammonia total [as N]monthly average≤ 5.9 mg/LApr001
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LDec001
Nitrogen, ammonia total [as N]monthly average≤ 4.3 mg/LMay001
Nitrogen, ammonia total [as N]monthly average≤ 3.2 mg/LJun001
Nitrogen, ammonia total [as N]monthly average≤ 8.6 mg/LMar001
Nitrogen, ammonia total [as N]daily maximum≤ 4.5 mg/LSep001
Nitrogen, ammonia total [as N]daily maximum≤ 7.9 mg/LOct001
Nitrogen, ammonia total [as N]daily maximum≤ 13.1 mg/LJan001
Nitrogen, ammonia total [as N]daily maximum≤ 13.1 mg/LFeb001
Nitrogen, ammonia total [as N]daily maximum≤ 13.1 mg/LNov001
Nitrogen, ammonia total [as N]daily maximum≤ 3.4 mg/LJul001
Nitrogen, ammonia total [as N]daily maximum≤ 3.7 mg/LAug001
Nitrogen, ammonia total [as N]daily maximum≤ 9.1 mg/LApr001
Nitrogen, ammonia total [as N]daily maximum≤ 13.1 mg/LDec001
Nitrogen, ammonia total [as N]daily maximum≤ 6.5 mg/LMay001
Nitrogen, ammonia total [as N]daily maximum≤ 4.6 mg/LJun001
Nitrogen, ammonia total [as N]daily maximum≤ 13.1 mg/LMar001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (lb/d)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
Chlorine, total residualminimum weekly average≥ .5 mg/Lall year001
E. colimonthly geometric mean≤ 2358 #/100mLJan001
E. colimonthly geometric mean≤ 262 #/100mLSep001
E. colimonthly geometric mean≤ 2358 #/100mLMar001
E. colimonthly geometric mean≤ 2358 #/100mLFeb001
E. colimonthly geometric mean≤ 262 #/100mLAug001
E. colimonthly geometric mean≤ 2358 #/100mLDec001
E. colimonthly geometric mean≤ 262 #/100mLApr001
E. colimonthly geometric mean≤ 262 #/100mLJul001
E. colimonthly geometric mean≤ 2358 #/100mLNov001
E. colimonthly geometric mean≤ 262 #/100mLOct001
E. colimonthly geometric mean≤ 262 #/100mLJun001
E. colimonthly geometric mean≤ 262 #/100mLMay001
Nitrogen, Total As Ndaily averagereport only (mg/L)all year001
Nitrogen, Total As NEPA's "DPD AVG"report only (lb/d)all year001
Phosphorus, Total As Pdaily averagereport only (mg/L)all year001
Phosphorus, Total As PEPA's "DPD AVG"≤ .5 lb/dall year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Phosphorus, total [as P]monthly averagereport only (mg/L)all year002

How strict are these limits?

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

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Your permit document is the final word. As JSON: /api/v1/permits/KS0092061 · MCP: https://passage-data.com/mcp