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

Chisholm CK Utility Authority

Sewage treatment plant, major discharger, Park City, Kansas. NPDES permit KS0089176, in force until Nov 30, 2027. Last 12 months: over a limit 48 times (last August 2026), 1 of 35 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 29 days after each period: outfall 001 form A monthly (20 values), outfall 002 form A monthly (5 values), outfall 003 form R monthly (2 values), outfall 001 form B yearly, outfall 001 form W yearly
Renewal application due
Jun 3, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
35 values over a limit, 2 required values missing, 0 of 38 reports late

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

All 48 values over a limit
Period endingParameterReportedLimitOver by
October 2025Phosphorus, Total As P, EPA's "DPD AVG"34.1884 lb/d≤ 18 lb/d90%
October 2025Solids, total suspended, monthly average98.25 mg/L≤ 20 mg/L391%
October 2025Solids, total suspended, maximum weekly average168.5 mg/L≤ 35 mg/L381%
November 2025Phosphorus, Total As P, EPA's "DPD AVG"30.86439 lb/d≤ 18 lb/d71%
November 2025Solids, total suspended, monthly average25.5 mg/L≤ 20 mg/L28%
November 2025Solids, total suspended, maximum weekly average45 mg/L≤ 35 mg/L29%
December 2025Phosphorus, Total As P, EPA's "DPD AVG"30.00578 lb/d≤ 18 lb/d67%
December 2025Solids, total suspended, monthly average175 mg/L≤ 20 mg/L775%
December 2025Solids, total suspended, maximum weekly average368.5 mg/L≤ 35 mg/L953%
January 2026Phosphorus, Total As P, EPA's "DPD AVG"27.64763 lb/d≤ 18 lb/d54%
January 2026Solids, total suspended, monthly average42.5 mg/L≤ 20 mg/L113%
January 2026Solids, total suspended, maximum weekly average70 mg/L≤ 35 mg/L100%
February 2026Phosphorus, Total As P, EPA's "DPD AVG"28.98683 lb/d≤ 18 lb/d61%
February 2026Solids, total suspended, monthly average177.25 mg/L≤ 20 mg/L786%
February 2026Solids, total suspended, maximum weekly average592 mg/L≤ 35 mg/L1591%
March 2026BOD, 5-day, 20 deg. C, monthly average24.925 mg/L≤ 20 mg/L25%
March 2026BOD, 5-day, 20 deg. C, maximum weekly average36.4 mg/L≤ 35 mg/L4%
March 2026Phosphorus, Total As P, EPA's "DPD AVG"26.80681 lb/d≤ 18 lb/d49%
March 2026Solids, total suspended, monthly average60.25 mg/L≤ 20 mg/L201%
March 2026Solids, total suspended, maximum weekly average126 mg/L≤ 35 mg/L260%
April 2026BOD, 5-day, 20 deg. C, monthly average20.82 mg/L≤ 20 mg/L4%
April 2026BOD, 5-day, 20 deg. C, maximum weekly average44.9 mg/L≤ 35 mg/L28%
April 2026E. coli, monthly geometric mean2841.36464 #/100mL≤ 2358 #/100mL20%
April 2026Nitrogen, ammonia total [as N], daily maximum6.13 mg/L≤ 6.1 mg/L0%
April 2026Nitrogen, ammonia total [as N], monthly average2.516 mg/L≤ 1.4 mg/L80%
April 2026Phosphorus, Total As P, EPA's "DPD AVG"24.54224 lb/d≤ 18 lb/d36%
April 2026Solids, total suspended, monthly average60.6 mg/L≤ 20 mg/L203%
April 2026Solids, total suspended, maximum weekly average155 mg/L≤ 35 mg/L343%
May 2026Nitrogen, ammonia total [as N], monthly average1.135 mg/L≤ 1 mg/L14%
May 2026Phosphorus, Total As P, EPA's "DPD AVG"24.1277 lb/d≤ 18 lb/d34%
May 2026Solids, total suspended, monthly average52.75 mg/L≤ 20 mg/L164%
May 2026Solids, total suspended, maximum weekly average82 mg/L≤ 35 mg/L134%
June 2026Solids, total suspended, monthly average56.75 mg/L≤ 20 mg/L184%
June 2026Solids, total suspended, maximum weekly average109 mg/L≤ 35 mg/L211%
July 2026BOD, 5-day, 20 deg. C, monthly average34.62 mg/L≤ 20 mg/L73%
July 2026BOD, 5-day, 20 deg. C, maximum weekly average52.3 mg/L≤ 35 mg/L49%
July 2026E. coli, monthly geometric mean2786.83419 #/100mL≤ 2358 #/100mL18%
July 2026Nitrogen, ammonia total [as N], daily maximum4.7 mg/L≤ 3.1 mg/L52%
July 2026Nitrogen, ammonia total [as N], monthly average2.882 mg/L≤ .8 mg/L260%
July 2026Solids, total suspended, monthly average73.4 mg/L≤ 20 mg/L267%
July 2026Solids, total suspended, maximum weekly average102 mg/L≤ 35 mg/L191%
August 2026BOD, 5-day, 20 deg. C, monthly average25.425 mg/L≤ 20 mg/L27%
August 2026BOD, 5-day, 20 deg. C, maximum weekly average50.2 mg/L≤ 35 mg/L43%
August 2026E. coli, monthly geometric mean3735.64648 #/100mL≤ 2358 #/100mL58%
August 2026Nitrogen, ammonia total [as N], daily maximum11.6 mg/L≤ 3.1 mg/L274%
August 2026Nitrogen, ammonia total [as N], monthly average3.5975 mg/L≤ .8 mg/L350%
August 2026Solids, total suspended, monthly average46.5 mg/L≤ 20 mg/L133%
August 2026Solids, total suspended, maximum weekly average83 mg/L≤ 35 mg/L137%

Limits in force (91)

ParameterStatisticLimitMonthsOutfall
Conductivitymonthly averagereport only (umho/cm)all year001
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LFeb001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LOct001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LJul001
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LNov001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LJun001
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LJan001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LAug001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LMar001
BOD, 5-day, 20 deg. Cmonthly average≤ 25 mg/LDec001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LMay001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LSep001
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LApr001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LFeb001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LOct001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LJul001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LNov001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LJun001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LJan001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LAug001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LMar001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 40 mg/LDec001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LMay001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LSep001
BOD, 5-day, 20 deg. Cmaximum weekly average≤ 35 mg/LApr001
pHdaily minimum≥ 6 SUall year001
pHmonthly averagereport only (SU)all year001
pHdaily maximum≤ 9 SUall year001
Solids, total suspendedmonthly average≤ 20 mg/Lall year001
Solids, total suspendedmaximum weekly average≤ 35 mg/Lall year001
Nitrogen, total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, total [as N]monthly averagereport only (lb/d)all year001
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LNov001
Nitrogen, ammonia total [as N]monthly averagereport only (mg/L)all year001
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LSep001
Nitrogen, ammonia total [as N]monthly average≤ 2 mg/LMar001
Nitrogen, ammonia total [as N]monthly average≤ .8 mg/LJul001
Nitrogen, ammonia total [as N]monthly average≤ 1.4 mg/LApr001
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LJan001
Nitrogen, ammonia total [as N]monthly average≤ .8 mg/LJun001
Nitrogen, ammonia total [as N]monthly average≤ 1.6 mg/LOct001
Nitrogen, ammonia total [as N]monthly average≤ 1 mg/LMay001
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LFeb001
Nitrogen, ammonia total [as N]monthly average≤ 2.3 mg/LDec001
Nitrogen, ammonia total [as N]monthly average≤ .8 mg/LAug001
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/LNov001
Nitrogen, ammonia total [as N]daily maximum≤ 4.3 mg/LSep001
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/LMar001
Nitrogen, ammonia total [as N]daily maximum≤ 3.1 mg/LJul001
Nitrogen, ammonia total [as N]daily maximum≤ 6.1 mg/LApr001
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/LJan001
Nitrogen, ammonia total [as N]daily maximum≤ 3.1 mg/LJun001
Nitrogen, ammonia total [as N]daily maximum≤ 7.2 mg/LOct001
Nitrogen, ammonia total [as N]daily maximum≤ 4.3 mg/LMay001
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/LFeb001
Nitrogen, ammonia total [as N]daily maximum≤ 9 mg/LDec001
Nitrogen, ammonia total [as N]daily maximum≤ 3.1 mg/LAug001
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year001
Nitrite + Nitrate total [as N]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (mg/L)all year001
Phosphorus, total [as P]monthly averagereport only (lb/d)all year001
Hardness, total [as CaCO3]monthly averagereport only (mg/L)all year001
Arsenic, total recoverablemonthly averagereport only (ug/L)all year001
Selenium, total recoverablemonthly averagereport only (ug/L)all year001
Thallium, total recoverablemonthly averagereport only (ug/L)all year001
Beryllium, total recoverable [as Be]monthly averagereport only (ug/L)all year001
Nickel, total recoverablemonthly averagereport only (ug/L)all year001
Silver total recoverablemonthly averagereport only (ug/L) (alert, not enforceable)all year001
Zinc, total recoverablemonthly averagereport only (ug/L)all year001
Cadmium, total recoverablemonthly averagereport only (ug/L)all year001
Lead, total recoverablemonthly averagereport only (ug/L)all year001
Chromium, total recoverablemonthly averagereport only (ug/L)all year001
Copper, total recoverablemonthly averagereport only (ug/L)all year001
Antimony, total recoverablemonthly averagereport only (ug/L)all year001
Priority Pollutantsmonthly averagereport only (mg/L)all year001
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year001
E. colimonthly geometric mean≤ 2358 #/100mLall year001
Nitrogen, Total As Ndaily averagereport only (mg/L)all year001
Nitrogen, Total As NEPA's "DPD AVG"≤ 180.3 lb/dall year001
Phosphorus, Total As Pdaily averagereport only (mg/L)all year001
Phosphorus, Total As PEPA's "DPD AVG"≤ 18 lb/dall year001
Mercury, total [as Hg]monthly averagereport only (ug/L)all year001
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubiadaily minimum≥ 83 %all year001
IC25 Static Renewal 7 Day Chronic Pimephalesdaily minimum≥ 83 %all year001
BOD, 5-day, 20 deg. Cmonthly averagereport only (mg/L)all year002
Solids, total suspendedmonthly averagereport only (mg/L)all year002
Nitrogen, Kjeldahl, total [as N]monthly averagereport only (mg/L)all year002
Phosphorus, total [as P]monthly averagereport only (mg/L)all year002
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year002
E. colimonthly geometric meanreport only (#/100mL)all year003
Flow, irrigationmonthly averagereport only (MGD)all year003

How strict are these limits?

Cited limits by parameter: Kansas'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/KS0089176 · MCP: https://passage-data.com/mcp