Great Bend, City of — NPDES permit KS0038491: limits, due date and EPA's record

Sewage treatment plant, major discharger, Great Bend, Kansas. NPDES permit KS0038491, in force until Dec 31, 2026. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Limits in force (114)

Parameter	Statistic	Limit	Months	Outfall
BOD, 5-day, 20 deg. C	monthly average	report only (mg/L)	all year	001
Solids, total suspended	monthly average	report only (mg/L)	all year	001
Nitrogen, Kjeldahl, total [as N]	monthly average	report only (mg/L)	all year	001
Phosphorus, total [as P]	monthly average	report only (mg/L)	all year	001
Conductivity	monthly average	report only (umho/cm)	all year	002
Oxygen, dissolved [DO]	minimum weekly average	≥ 6 mg/L	all year	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	Apr	002
BOD, 5-day, 20 deg. C	monthly average	≤ 15 mg/L	Jul	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	Oct	002
BOD, 5-day, 20 deg. C	monthly average	≤ 15 mg/L	Sep	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	Nov	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	May	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	Feb	002
BOD, 5-day, 20 deg. C	monthly average	≤ 15 mg/L	Aug	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	Mar	002
BOD, 5-day, 20 deg. C	monthly average	≤ 15 mg/L	Jun	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	Dec	002
BOD, 5-day, 20 deg. C	monthly average	≤ 20 mg/L	Jan	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	Apr	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 25 mg/L	Jul	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	Oct	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 25 mg/L	Sep	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	Nov	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	May	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	Feb	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 25 mg/L	Aug	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	Mar	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 25 mg/L	Jun	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	Dec	002
BOD, 5-day, 20 deg. C	maximum weekly average	≤ 30 mg/L	Jan	002
pH	daily minimum	≥ 6 SU	all year	002
pH	monthly average	report only (SU)	all year	002
pH	daily maximum	≤ 9 SU	all year	002
Solids, total suspended	monthly average	≤ 30 mg/L	all year	002
Solids, total suspended	maximum weekly average	≤ 45 mg/L	all year	002
Nitrogen, total [as N]	monthly average	report only (mg/L)	all year	002
Nitrogen, total [as N]	monthly average	report only (lb/d)	all year	002
Nitrogen, ammonia total [as N]	monthly average	≤ 2.1 mg/L	Dec	002
Nitrogen, ammonia total [as N]	monthly average	≤ .9 mg/L	Sep	002
Nitrogen, ammonia total [as N]	monthly average	≤ 1.4 mg/L	Apr	002
Nitrogen, ammonia total [as N]	monthly average	≤ 1.3 mg/L	Oct	002
Nitrogen, ammonia total [as N]	monthly average	≤ .7 mg/L	Jun	002
Nitrogen, ammonia total [as N]	monthly average	≤ 2.1 mg/L	Jan	002
Nitrogen, ammonia total [as N]	monthly average	≤ 2.1 mg/L	Feb	002
Nitrogen, ammonia total [as N]	monthly average	≤ 1.9 mg/L	Mar	002
Nitrogen, ammonia total [as N]	monthly average	report only (mg/L)	all year	002
Nitrogen, ammonia total [as N]	monthly average	≤ .7 mg/L	Aug	002
Nitrogen, ammonia total [as N]	monthly average	≤ .7 mg/L	Jul	002
Nitrogen, ammonia total [as N]	monthly average	≤ 1.9 mg/L	Nov	002
Nitrogen, ammonia total [as N]	monthly average	≤ 1 mg/L	May	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8.9 mg/L	Dec	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 4.2 mg/L	Sep	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 7.2 mg/L	Apr	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 6.3 mg/L	Oct	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 3 mg/L	Jun	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8.9 mg/L	Jan	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8.9 mg/L	Feb	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8.9 mg/L	Mar	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 3 mg/L	Aug	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 3 mg/L	Jul	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 8.9 mg/L	Nov	002
Nitrogen, ammonia total [as N]	daily maximum	≤ 4.9 mg/L	May	002
Nitrogen, Kjeldahl, total [as N]	monthly average	report only (mg/L)	all year	002
Nitrite + Nitrate total [as N]	monthly average	report only (mg/L)	all year	002
Phosphorus, total [as P]	monthly average	report only (mg/L)	all year	002
Phosphorus, total [as P]	monthly average	report only (lb/d)	all year	002
Hardness, total [as CaCO3]	monthly average	report only (mg/L)	all year	002
Sulfate, total [as SO4]	monthly average	report only (mg/L)	all year	002
Arsenic, total recoverable	monthly average	report only (ug/L)	all year	002
Selenium, total recoverable	monthly average	report only (ug/L)	all year	002
Selenium, total recoverable	monthly average	report only (ug/L)	all year	002
Thallium, total recoverable	monthly average	report only (ug/L)	all year	002
Beryllium, total recoverable [as Be]	monthly average	report only (ug/L)	all year	002
Nickel, total recoverable	monthly average	report only (ug/L)	all year	002
Silver total recoverable	monthly average	report only (ug/L)	all year	002
Zinc, total recoverable	monthly average	report only (ug/L)	all year	002
Cadmium, total recoverable	monthly average	report only (ug/L)	all year	002
Lead, total recoverable	monthly average	report only (ug/L)	all year	002
Chromium, total recoverable	monthly average	report only (ug/L)	all year	002
Copper, total recoverable	monthly average	report only (ug/L)	all year	002
Antimony, total recoverable	monthly average	report only (ug/L)	all year	002
Priority Pollutants	monthly average	report only (mg/L)	all year	002
Flow, in conduit or thru treatment plant	monthly average	report only (MGD)	all year	002
E. coli	monthly geometric mean	≤ 262 #/100mL	Apr	002
E. coli	monthly geometric mean	≤ 262 #/100mL	May	002
E. coli	monthly geometric mean	≤ 2358 #/100mL	Jan	002
E. coli	monthly geometric mean	≤ 2358 #/100mL	Dec	002
E. coli	monthly geometric mean	≤ 2358 #/100mL	Feb	002
E. coli	monthly geometric mean	≤ 262 #/100mL	Sep	002
E. coli	monthly geometric mean	≤ 262 #/100mL	Aug	002
E. coli	monthly geometric mean	≤ 262 #/100mL	Oct	002
E. coli	monthly geometric mean	≤ 2358 #/100mL	Nov	002
E. coli	monthly geometric mean	≤ 2358 #/100mL	Mar	002
E. coli	monthly geometric mean	≤ 262 #/100mL	Jun	002
E. coli	monthly geometric mean	≤ 262 #/100mL	Jul	002
E. coli	weekly geometric mean	≤ 4348 #/100mL	Apr	002
E. coli	weekly geometric mean	≤ 4348 #/100mL	May	002
E. coli	weekly geometric mean	report only (#/100mL)	Jan	002
E. coli	weekly geometric mean	report only (#/100mL)	Dec	002
E. coli	weekly geometric mean	report only (#/100mL)	Feb	002
E. coli	weekly geometric mean	≤ 4348 #/100mL	Sep	002
E. coli	weekly geometric mean	≤ 4348 #/100mL	Aug	002
E. coli	weekly geometric mean	≤ 4348 #/100mL	Oct	002
E. coli	weekly geometric mean	report only (#/100mL)	Nov	002
E. coli	weekly geometric mean	report only (#/100mL)	Mar	002
E. coli	weekly geometric mean	≤ 4348 #/100mL	Jun	002
E. coli	weekly geometric mean	≤ 4348 #/100mL	Jul	002
Nitrogen, Total As N	daily average	report only (mg/L)	all year	002
Nitrogen, Total As N	EPA's "DPD AVG"	report only (lb/d)	all year	002
Phosphorus, Total As P	daily average	report only (mg/L)	all year	002
Phosphorus, Total As P	EPA's "DPD AVG"	≤ 30.1 lb/d	all year	002
Mercury, total [as Hg]	monthly average	report only (ug/L)	all year	002
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia	daily minimum	≥ 85 %	all year	002
IC25 Static Renewal 7 Day Chronic Pimephales	daily minimum	≥ 85 %	all year	002

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/KS0038491 · MCP: https://passage-data.com/mcp