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

Madison Chatham Joint Meeting

Sewage treatment plant, major discharger, Chatham Boro, New Jersey. NPDES permit NJ0024937, in force until Dec 31, 2029. Last 12 months: over a limit once (last June 2026), 4 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 26 days after each period: form A monthly (59 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
6 values over a limit, 20 required values missing, 9 of 12 reports late

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

Period endingParameterReportedLimitOver by
June 2026IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia, minimum21 %≥ 33 %36%

Limits in force (63)

ParameterStatisticLimitMonths
Temperature, water deg. centigradeinstantaneous minimumreport only (deg C)all year
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all year
Temperature, water deg. centigradeinstantaneous minimumreport only (deg C)all year
Temperature, water deg. centigrademonthly averagereport only (deg C)all year
Temperature, water deg. centigradeinstantaneous maximumreport only (deg C)all year
Turbiditymonthly averagereport only (NTU)all year
Turbiditydaily maximumreport only (NTU)all year
Oxygen, dissolved [DO]minimum weekly average≥ 6 mg/Lall year
pHinstantaneous minimum≥ 6 SUall year
pHinstantaneous maximum≤ 9 SUall year
pHinstantaneous minimumreport only (SU)all year
pHinstantaneous maximumreport only (SU)all year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspendedweekly average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 400 kg/dall year
Solids, total suspendedweekly average≤ 600 kg/dall year
Solids, total suspendedmonthly averagereport only (mg/L)all year
Solids, total suspendedweekly averagereport only (mg/L)all year
Solids, total suspendedmonthly average minimum≥ 85 %all year
Oil & Greasemonthly average≤ 10 mg/Lall year
Oil & Greaseinstantaneous maximum≤ 15 mg/Lall year
Nitrogen, ammonia total [as N]monthly average≤ 7 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 11.1 mg/LJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 3 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 92.7 kg/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 26 kg/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 147 kg/dJan, Feb, Mar, Apr, Nov, Dec
Nitrogen, ammonia total [as N]weekly average≤ 40 kg/dMay–Oct
Nitrogen, nitrate total [as N]monthly averagereport only (mg/L)all year
Nitrogen, nitrate total [as N]daily maximumreport only (mg/L)all year
Nitrogen, nitrate total [as N]monthly averagereport only (kg/d)all year
Nitrogen, nitrate total [as N]daily maximumreport only (kg/d)all year
Phosphorus, total [as P]monthly average≤ .76 mg/Lall year
Phosphorus, total [as P]weekly averagereport only (mg/L)all year
Phosphorus, total [as P]monthly averagereport only (kg/d)all year
Phosphorus, total [as P]weekly averagereport only (kg/d)all year
Chlorine produced oxidantsmonthly average≤ .02 mg/Lall year
Chlorine produced oxidantsdaily maximum≤ .04 mg/Lall year
Chlorine produced oxidantsmonthly average≤ .26 kg/dall year
Chlorine produced oxidantsdaily maximum≤ .53 kg/dall year
Dichlorobromomethanemonthly averagereport only (ug/L)all year
Dichlorobromomethanedaily maximumreport only (ug/L)all year
Dichlorobromomethanemonthly averagereport only (g/d)all year
Dichlorobromomethanedaily maximumreport only (g/d)all year
Chlorodibromomethanemonthly averagereport only (ug/L)all year
Chlorodibromomethanedaily maximumreport only (ug/L)all year
Chlorodibromomethanemonthly averagereport only (g/d)all year
Chlorodibromomethanedaily maximumreport only (g/d)all year
Flow, in conduit or thru treatment plantindividual rolling averagereport only (MGD)all year
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
E. colimonthly geometric mean≤ 126 #/100mLall year
E. coliinstantaneous maximumreport only (#/100mL)all year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 8 mg/Lall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 12 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 106 kg/dall year
BOD, carbonaceous [5 day, 20 C]weekly average≤ 159 kg/dall year
BOD, carbonaceous [5 day, 20 C]monthly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]weekly averagereport only (mg/L)all year
BOD, carbonaceous [5 day, 20 C]monthly average minimum≥ 85 %all year
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiaminimum≥ 33 %all year

New limits from Jan 1, 2028

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Dichlorobromomethane, monthly average5.2 ug/Lnew8.2 ug/L (11 values, 2 below detection)1.58×
Nitrogen, nitrate total [as N], daily maximum29 mg/Lnew30.4 mg/L (11 values)1.05×
Nitrogen, nitrate total [as N], monthly average24 mg/Lnew26.9 mg/L (11 values)1.12×
Chlorine produced oxidants, daily maximum0.4 kg/dtighter0.19 kg/d (11 values)0.475×
Chlorine produced oxidants, daily maximum0.03 mg/Ltighter0.03 mg/L (11 values)1×
Chlorodibromomethane, daily maximum90.1 g/dnew24.9 g/d (11 values, 4 below detection)0.276×
Chlorodibromomethane, daily maximum6.8 ug/Lnew3.4 ug/L (11 values, 4 below detection)0.5×
Chlorodibromomethane, monthly average50.3 g/dnew24.9 g/d (11 values, 4 below detection)0.495×
Chlorodibromomethane, monthly average3.8 ug/Lnew3.4 ug/L (11 values, 4 below detection)0.895×
Dichlorobromomethane, daily maximum9.6 ug/Lnew8.2 ug/L (11 values, 2 below detection)0.854×
Dichlorobromomethane, daily maximum127.5 g/dnew56.8 g/d (11 values, 2 below detection)0.445×
Dichlorobromomethane, monthly average69 g/dnew56.8 g/d (11 values, 2 below detection)0.823×
Nitrogen, nitrate total [as N], daily maximum384 kg/dnew260 kg/d (11 values)0.677×
Nitrogen, nitrate total [as N], monthly average318 kg/dnew224 kg/d (11 values)0.704×

How strict are these limits?

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

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/NJ0024937 · MCP: https://passage-data.com/mcp