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Chatham Water Utility, LLC

Water Supply, Valdosta, Georgia. NPDES permit GA0030104, in force until Apr 30, 2029. Last 12 months: over a limit 16 times (last September 2026), 7 required values missing, 1 of 12 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form 1 monthly (24 values)
Last report on file
September 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 0 of 12 reports late

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

All 16 values over a limit
Period endingParameterReportedLimitOver by
October 2025E. coli, daily maximum2419 #/100mL≤ 410 #/100mL490%
October 2025E. coli, monthly geometric mean2419 #/100mL≤ 126 #/100mL1820%
March 2026BOD, 5-day, 20 deg. C, daily maximum47 mg/L≤ 45 mg/L4%
March 2026BOD, 5-day, 20 deg. C, monthly average39.2 mg/L≤ 30 mg/L31%
May 2026Flow, in conduit or thru treatment plant, daily maximum.377 MGD≤ .13 MGD190%
May 2026Flow, in conduit or thru treatment plant, monthly average.117 MGD≤ .1 MGD17%
June 2026BOD, 5-day, 20 deg. C, monthly average38.2 mg/L≤ 30 mg/L27%
June 2026E. coli, daily maximum2400 #/100mL≤ 410 #/100mL485%
June 2026E. coli, monthly geometric mean2400 #/100mL≤ 126 #/100mL1805%
August 2026BOD, 5-day, 20 deg. C, daily maximum145 mg/L≤ 45 mg/L222%
August 2026BOD, 5-day, 20 deg. C, monthly average101 mg/L≤ 30 mg/L237%
August 2026E. coli, daily maximum< 2419 #/100mL≤ 410 #/100mL490%
August 2026E. coli, monthly geometric mean< 2419 #/100mL≤ 126 #/100mL1820%
August 2026Solids, total suspended, monthly average107.5 mg/L≤ 90 mg/L19%
September 2026E. coli, daily maximum> 2419.6 #/100mL≤ 410 #/100mL—
September 2026E. coli, monthly geometric mean> 2419.6 #/100mL≤ 126 #/100mL—

Limits in force (24)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]monthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cdaily maximum≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 8.5 SUall year
Solids, total suspendedmonthly average≤ 90 mg/Lall year
Solids, total suspendeddaily maximum≤ 120 mg/Lall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Nitrogen, total [as N]monthly averagereport only (mg/L)all year
Nitrogen, organic total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (mg/L)all year
Phosphate, ortho [as P]monthly averagereport only (mg/L)all year
Flow, in conduit or thru treatment plantmonthly average≤ .1 MGDall year
Flow, in conduit or thru treatment plantdaily maximum≤ .13 MGDall year
Chlorine, total residualmaximum≤ .01 mg/Lall year
E. colimonthly geometric mean≤ 126 #/100mLall year
E. colidaily maximum≤ 410 #/100mLall year
Solids, sludge, total, dry weightmonthly totalreport only (dry ton)all year

New limits from May 1, 2027

ParameterNew limitNew or tighterMedian, last 12 months× new limit
BOD, 5-day, 20 deg. C, daily maximum30 mg/Ltighter31 mg/L (11 values)1.03×
BOD, 5-day, 20 deg. C, monthly average20 mg/Ltighter26 mg/L (11 values)1.3×
Nitrogen, ammonia total [as N], monthly average0.4 mg/Lnew7 mg/L (11 values)17.5×
Phosphorus, total [as P], monthly average5 mg/Lnew5.32 mg/L (11 values)1.06×
Nitrogen, ammonia total [as N], daily maximum0.6 mg/Lnew——
Nitrogen, total [as N], daily maximum30 mg/Lnew——
Nitrogen, total [as N], monthly average20 mg/Lnew15 mg/L (11 values)0.75×
Phosphorus, total [as P], daily maximum7.5 mg/Lnew——

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/GA0030104 · MCP: https://passage-data.com/mcp