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

City of Hospers

Sewage treatment plant, Hospers, Iowa. NPDES permit IA0036897, in force until Jan 31, 2029. Last 12 months: over a limit 12 times (last June 2026), 2 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (42 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
7 values over a limit, 0 required values missing, 2 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], daily maximum17.45249≤ 16.9 lb/d3%
October 2025Nitrogen, ammonia total [as N], daily maximum8.72≤ 5.3 mg/L65%
December 2025Copper, total [as Cu], 30-day average.0741≤ .02303 mg/L222%
December 2025Copper, total [as Cu], 30-day average.144454≤ .06552 lb/d120%
December 2025Copper, total [as Cu], daily maximum.141≤ .02771 mg/L409%
December 2025Copper, total [as Cu], daily maximum.275416≤ .09094 lb/d203%
January 2026Nitrogen, ammonia total [as N], daily maximum18.7≤ 7.6 mg/L146%
January 2026Nitrogen, ammonia total [as N], daily maximum36.27739≤ 24.4 lb/d49%
February 2026Nitrogen, ammonia total [as N], daily maximum11.4≤ 9.2 mg/L24%
April 2026Nitrogen, ammonia total [as N], daily maximum5.38≤ 5.2 mg/L3%
June 2026Nitrogen, ammonia total [as N], daily maximum13.6≤ 6.5 mg/L109%
June 2026Nitrogen, ammonia total [as N], daily maximum30.8604≤ 20.6 lb/d50%

Limits in force (86)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]daily minimum≥ 1 mg/Lall year
BOD, 5-day, 20 deg. C30-day averagereport only (mg/L)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (mg/L)all year
BOD, 5-day, 20 deg. C30-day averagereport only (lb/d)all year
BOD, 5-day, 20 deg. Cdaily maximumreport only (lb/d)all year
pHdaily minimum≥ 6 SUall year
pHdaily maximum≤ 9 SUall year
pH30-day averagereport only (SU)all year
pHdaily maximumreport only (SU)all year
Solids, total suspended30-day average≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspended30-day average≤ 100 lb/dall year
Solids, total suspended7-day average≤ 150 lb/dall year
Solids, total suspended30-day averagereport only (mg/L)all year
Solids, total suspendeddaily maximumreport only (mg/L)all year
Solids, total suspended30-day averagereport only (lb/d)all year
Solids, total suspendeddaily maximumreport only (lb/d)all year
Nitrogen, ammonia total [as N]30-day average≤ 3.5 mg/LAug
Nitrogen, ammonia total [as N]30-day average≤ 5.2 mg/LDec
Nitrogen, ammonia total [as N]30-day average≤ 5.3 mg/LOct
Nitrogen, ammonia total [as N]30-day average≤ 9.2 mg/LFeb
Nitrogen, ammonia total [as N]30-day average≤ 4.8 mg/LJun
Nitrogen, ammonia total [as N]30-day average≤ 5.2 mg/LNov
Nitrogen, ammonia total [as N]30-day average≤ 3.7 mg/LJul
Nitrogen, ammonia total [as N]30-day average≤ 5.2 mg/LApr
Nitrogen, ammonia total [as N]30-day average≤ 3.9 mg/LSep
Nitrogen, ammonia total [as N]30-day average≤ 7.6 mg/LJan
Nitrogen, ammonia total [as N]30-day average≤ 6.2 mg/LMay
Nitrogen, ammonia total [as N]30-day average≤ 7.6 mg/LMar
Nitrogen, ammonia total [as N]daily maximum≤ 6.6 mg/LAug
Nitrogen, ammonia total [as N]daily maximum≤ 5.2 mg/LDec
Nitrogen, ammonia total [as N]daily maximum≤ 5.3 mg/LOct
Nitrogen, ammonia total [as N]daily maximum≤ 9.2 mg/LFeb
Nitrogen, ammonia total [as N]daily maximum≤ 6.5 mg/LJun
Nitrogen, ammonia total [as N]daily maximum≤ 5.2 mg/LNov
Nitrogen, ammonia total [as N]daily maximum≤ 6.6 mg/LJul
Nitrogen, ammonia total [as N]daily maximum≤ 5.2 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 5.4 mg/LSep
Nitrogen, ammonia total [as N]daily maximum≤ 7.6 mg/LJan
Nitrogen, ammonia total [as N]daily maximum≤ 6.4 mg/LMay
Nitrogen, ammonia total [as N]daily maximum≤ 7.6 mg/LMar
Nitrogen, ammonia total [as N]30-day average≤ 7 lb/dAug
Nitrogen, ammonia total [as N]30-day average≤ 16.6 lb/dDec
Nitrogen, ammonia total [as N]30-day average≤ 11.3 lb/dOct
Nitrogen, ammonia total [as N]30-day average≤ 27.9 lb/dFeb
Nitrogen, ammonia total [as N]30-day average≤ 9.5 lb/dJun
Nitrogen, ammonia total [as N]30-day average≤ 16.7 lb/dNov
Nitrogen, ammonia total [as N]30-day average≤ 7.4 lb/dJul
Nitrogen, ammonia total [as N]30-day average≤ 10.9 lb/dApr
Nitrogen, ammonia total [as N]30-day average≤ 7.7 lb/dSep
Nitrogen, ammonia total [as N]30-day average≤ 24.3 lb/dJan
Nitrogen, ammonia total [as N]30-day average≤ 12.5 lb/dMay
Nitrogen, ammonia total [as N]30-day average≤ 23.9 lb/dMar
Nitrogen, ammonia total [as N]daily maximum≤ 20.9 lb/dAug
Nitrogen, ammonia total [as N]daily maximum≤ 16.6 lb/dDec
Nitrogen, ammonia total [as N]daily maximum≤ 16.9 lb/dOct
Nitrogen, ammonia total [as N]daily maximum≤ 29.4 lb/dFeb
Nitrogen, ammonia total [as N]daily maximum≤ 20.6 lb/dJun
Nitrogen, ammonia total [as N]daily maximum≤ 16.7 lb/dNov
Nitrogen, ammonia total [as N]daily maximum≤ 20.8 lb/dJul
Nitrogen, ammonia total [as N]daily maximum≤ 16.7 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ 17 lb/dSep
Nitrogen, ammonia total [as N]daily maximum≤ 24.4 lb/dJan
Nitrogen, ammonia total [as N]daily maximum≤ 20.4 lb/dMay
Nitrogen, ammonia total [as N]daily maximum≤ 24.4 lb/dMar
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (mg/L)all year
Nitrogen, Kjeldahl, total [as N]30-day averagereport only (lb/d)all year
Nitrogen, Kjeldahl, total [as N]daily maximumreport only (lb/d)all year
Chloride [as Cl]30-day average≤ 518 mg/Lall year
Chloride [as Cl]daily maximum≤ 647 mg/Lall year
Chloride [as Cl]30-day average≤ 1491 lb/dall year
Chloride [as Cl]daily maximum≤ 2125 lb/dall year
Copper, total [as Cu]30-day average≤ .02303 mg/Lall year
Copper, total [as Cu]daily maximum≤ .02771 mg/Lall year
Copper, total [as Cu]30-day average≤ .06552 lb/dall year
Copper, total [as Cu]daily maximum≤ .09094 lb/dall year
Silver, total [as Ag]30-day average≤ .003914 mg/Lall year
Silver, total [as Ag]daily maximum≤ .003914 mg/Lall year
Silver, total [as Ag]30-day average≤ .01285 lb/dall year
Silver, total [as Ag]daily maximum≤ .01285 lb/dall year
E. coligeometric mean≤ 146 #/100mLMar–Nov
BOD, carbonaceous [5 day, 20 C]30-day average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 40 mg/Lall year
BOD, carbonaceous [5 day, 20 C]30-day average≤ 83 lb/dall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 133 lb/dall year

New limits from Jan 1, 2029

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Zinc, total [as Zn], 30-day average0.7288 lb/dnew——
Zinc, total [as Zn], 30-day average0.222 mg/Lnew——
Zinc, total [as Zn], daily maximum0.7288 lb/dnew——
Zinc, total [as Zn], daily maximum0.222 mg/Lnew——

How strict are these limits?

Cited limits by parameter: Iowa'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/IA0036897 · MCP: https://passage-data.com/mcp