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Jekyll Island State Park Authority

Sewage treatment plant, major discharger, Jekyll Island, Georgia. NPDES permit GA0020508, in force until Nov 30, 2026. Last 12 months: over a limit 3 times (last July 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 46 days after each period: form B1 monthly (39 values)
Renewal application due
Jun 3, 2026 · 180 days before expiry; your permit may set another date
Last report on file
September 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
January 2026Nitrogen, ammonia total [as N], weekly average9.95 mg/L≤ 7.5 mg/L33%
June 2026Enterococci, weekly geometric mean98.9 CFU/100mL≤ 52 CFU/100mL90%
July 2026Enterococci, weekly geometric mean143.1 CFU/100mL≤ 52 CFU/100mL175%

Limits in force (39)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 2 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 30 mg/Lall year
BOD, 5-day, 20 deg. Cweekly average≤ 45 mg/Lall year
BOD, 5-day, 20 deg. Cmonthly average≤ 114 kg/dall year
BOD, 5-day, 20 deg. Cweekly average≤ 142 kg/dall year
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cmonthly averagereport only (kg/d)all year
BOD, 5-day, 20 deg. Cweekly averagereport only (kg/d)all year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 114 kg/dall year
Solids, total suspendedweekly average≤ 142 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedmonthly averagereport only (kg/d)all year
Solids, total suspendedweekly averagereport only (kg/d)all year
Nitrogen, organic total [as N]monthly averagereport only (mg/L)all year
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/Lall year
Nitrogen, ammonia total [as N]weekly average≤ 7.5 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 19 kg/dall year
Nitrogen, ammonia total [as N]weekly average≤ 23.7 kg/dall 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
Phosphorus, total [as P]weekly 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 plantweekly average≤ 1.25 MGDall year
Chlorine, total residualdaily maximum≤ .5 mg/Lall year
Enterococcimonthly geometric mean≤ 35 CFU/100mLall year
Enterococciweekly geometric mean≤ 52 CFU/100mLall year
Solids, sludge, total, dry weightmonthly totalreport only (dry ton)all year
BOD, 5-day, percent removalminimum≥ 85 %all year
Solids, suspended percent removalminimum≥ 85 %all year
NOEL Static Renewal 7Day Chronic Americamysis bahia (formerly Mysidopsis bahia)minimumreport only (%)all year
Noel Statre 7Day Chronic Menidiaminimumreport only (%)all year

How strict are these limits?

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

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/GA0020508 · MCP: https://passage-data.com/mcp