CITY OF NEW HAMPTON

NPDES permit IA0028525 · Major POTW · administratively continued, expires 2024-05-31 · EPA's file as of 2026-09-19

Check this month's numbers before you file

This permit expired on 2024-05-31 and is administratively continued: its last limits keep applying until a new permit is issued, and EPA still expects the reports.

EPA's record, 2025-09-01 to 2026-08-31

11values over a limit
0required values missing, on 0 form(s)
0of 11 forms filed late

Last period with anything received: 2026-07-31. Most often over: Aluminum, total [as Al] (6), Copper, total [as Cu] (5).

Reporting

Reports are due about 15 days after each monitoring period ends (read off this permit's own late-day counts in EPA's filings).

Limits in force (69)

OutfallParameterStatisticLimitMonths
001Oxygen, dissolved [DO]DAILY MN >= 5 mg/L all year
001pHDAILY MN >= 6.5 SU all year
001pHDAILY MX <= 9 SU all year
001Solids, total suspended30DA AVG <= 30 mg/L all year
001Solids, total suspended7 DA AVG <= 45 mg/L all year
001Solids, total suspended30DA AVG <= 550 lb/d all year
001Solids, total suspended7 DA AVG <= 825 lb/d all year
001Nitrogen, ammonia total [as N]30DA AVG <= 1.1 mg/L Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 2.4 mg/L Nov
001Nitrogen, ammonia total [as N]30DA AVG <= 1.6 mg/L Apr
001Nitrogen, ammonia total [as N]30DA AVG <= 3.6 mg/L Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 2.6 mg/L Dec
001Nitrogen, ammonia total [as N]30DA AVG <= 4.1 mg/L Feb
001Nitrogen, ammonia total [as N]30DA AVG <= 1.8 mg/L May
001Nitrogen, ammonia total [as N]30DA AVG <= 1.4 mg/L Jun
001Nitrogen, ammonia total [as N]30DA AVG <= 1.1 mg/L Jul
001Nitrogen, ammonia total [as N]30DA AVG <= 3.6 mg/L Jan
001Nitrogen, ammonia total [as N]30DA AVG <= 1.6 mg/L Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 1 mg/L Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 4.2 mg/L Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 8.4 mg/L Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 9.2 mg/L Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 13.1 mg/L Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 11.8 mg/L Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 14.2 mg/L Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 6.4 mg/L May
001Nitrogen, ammonia total [as N]DAILY MX <= 4.6 mg/L Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 3.5 mg/L Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 14.2 mg/L Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 5.8 mg/L Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 3.4 mg/L Aug
001Nitrogen, ammonia total [as N]30DA AVG <= 19.9 lb/d Sep
001Nitrogen, ammonia total [as N]30DA AVG <= 43.8 lb/d Nov
001Nitrogen, ammonia total [as N]30DA AVG <= 28.8 lb/d Apr
001Nitrogen, ammonia total [as N]30DA AVG <= 64.3 lb/d Mar
001Nitrogen, ammonia total [as N]30DA AVG <= 46.7 lb/d Dec
001Nitrogen, ammonia total [as N]30DA AVG <= 74.6 lb/d Feb
001Nitrogen, ammonia total [as N]30DA AVG <= 32.8 lb/d May
001Nitrogen, ammonia total [as N]30DA AVG <= 24.7 lb/d Jun
001Nitrogen, ammonia total [as N]30DA AVG <= 19 lb/d Jul
001Nitrogen, ammonia total [as N]30DA AVG <= 64.3 lb/d Jan
001Nitrogen, ammonia total [as N]30DA AVG <= 29.4 lb/d Oct
001Nitrogen, ammonia total [as N]30DA AVG <= 18 lb/d Aug
001Nitrogen, ammonia total [as N]DAILY MX <= 62.4 lb/d Sep
001Nitrogen, ammonia total [as N]DAILY MX <= 126.6 lb/d Nov
001Nitrogen, ammonia total [as N]DAILY MX <= 139.4 lb/d Apr
001Nitrogen, ammonia total [as N]DAILY MX <= 200 lb/d Mar
001Nitrogen, ammonia total [as N]DAILY MX <= 18 lb/d Dec
001Nitrogen, ammonia total [as N]DAILY MX <= 242.2 lb/d Feb
001Nitrogen, ammonia total [as N]DAILY MX <= 97.2 lb/d May
001Nitrogen, ammonia total [as N]DAILY MX <= 67.9 lb/d Jun
001Nitrogen, ammonia total [as N]DAILY MX <= 51.4 lb/d Jul
001Nitrogen, ammonia total [as N]DAILY MX <= 214.7 lb/d Jan
001Nitrogen, ammonia total [as N]DAILY MX <= 86.2 lb/d Oct
001Nitrogen, ammonia total [as N]DAILY MX <= 49.5 lb/d Aug
001Copper, total [as Cu]30DA AVG <= .0171 mg/L all year
001Copper, total [as Cu]DAILY MX <= .0269 mg/L all year
001Copper, total [as Cu]30DA AVG <= .3118 lb/d all year
001Copper, total [as Cu]DAILY MX <= .4939 lb/d all year
001Aluminum, total [as Al]30DA AVG <= .0873 mg/L all year
001Aluminum, total [as Al]DAILY MX <= .7502 mg/L all year
001Aluminum, total [as Al]30DA AVG <= 1.6016 lb/d all year
001Aluminum, total [as Al]DAILY MX <= 13.7652 lb/d all year
001Toxicity [acute], Ceriodaphnia dubiaDAILY MX <= 1 N=0;Y=1 all year
001Toxicity [acute], Pimephales promelas [Fathead Minnow]DAILY MX <= 1 N=0;Y=1 all year
001BOD, carbonaceous [5 day, 20 C]30DA AVG <= 25 mg/L all year
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 40 mg/L all year
001BOD, carbonaceous [5 day, 20 C]30DA AVG <= 459 lb/d all year
001BOD, carbonaceous [5 day, 20 C]7 DA AVG <= 734 lb/d all year

Built from EPA's ECHO bulk files. EPA's file, not the permit document, is the source: read your permit. Check a report before you file it · All states