Olathe Town of — NPDES permit CO0020907: limits, due date and EPA's record

Sewage treatment plant, Olathe, Colorado. NPDES permit CO0020907 expired Jun 30, 2018; its limits still apply. Last 12 months: no values over a limit. Source: EPA ECHO, Oct 22, 2026.

Limits in force (350)

Parameter	Statistic	Limit	Months	Outfall
Temperature, water deg. centigrade	maximum weekly average	report only (deg C)	all year	001
Temperature, water deg. centigrade	maximum weekly average	report only (deg C)	all year	001
Temperature, water deg. centigrade	maximum weekly average	report only (deg C)	all year	001
Temperature, water deg. centigrade	daily maximum	report only (deg C)	all year	001
Temperature, water deg. centigrade	daily maximum	report only (deg C)	all year	001
Temperature, water deg. centigrade	daily maximum	report only (deg C)	all year	001
BOD, 5-day, 20 deg. C	30-day average	≤ 30 mg/L	all year	001
BOD, 5-day, 20 deg. C	30-day average	≤ 30 mg/L	all year	001
BOD, 5-day, 20 deg. C	30-day average	≤ 30 mg/L	all year	001
BOD, 5-day, 20 deg. C	maximum 7-day average	≤ 45 mg/L	all year	001
BOD, 5-day, 20 deg. C	maximum 7-day average	≤ 45 mg/L	all year	001
BOD, 5-day, 20 deg. C	maximum 7-day average	≤ 45 mg/L	all year	001
BOD, 5-day, 20 deg. C	30-day average	≤ 183 lb/d	all year	001
BOD, 5-day, 20 deg. C	30-day average	≤ 123 lb/d	all year	001
BOD, 5-day, 20 deg. C	30-day average	≤ 88 lb/d	all year	001
BOD, 5-day, 20 deg. C	maximum 7-day average	≤ 274 lb/d	all year	001
BOD, 5-day, 20 deg. C	maximum 7-day average	≤ 184 lb/d	all year	001
BOD, 5-day, 20 deg. C	maximum 7-day average	≤ 131 lb/d	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	minimum	≥ 6.5 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
pH	maximum	≤ 9 SU	all year	001
Solids, total suspended	30-day average	≤ 75 mg/L	all year	001
Solids, total suspended	30-day average	≤ 75 mg/L	all year	001
Solids, total suspended	30-day average	≤ 75 mg/L	all year	001
Solids, total suspended	maximum 7-day average	≤ 110 mg/L	all year	001
Solids, total suspended	maximum 7-day average	≤ 110 mg/L	all year	001
Solids, total suspended	maximum 7-day average	≤ 110 mg/L	all year	001
Nitrogen, ammonia total [as N]	30-day average	≤ 10 mg/L	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 8.1 mg/L	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 16 mg/L	Sep	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Jan	001
Nitrogen, ammonia total [as N]	30-day average	≤ 7 mg/L	Jul	001
Nitrogen, ammonia total [as N]	30-day average	≤ 13 mg/L	Mar	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Feb	001
Nitrogen, ammonia total [as N]	30-day average	≤ 13 mg/L	Oct	001
Nitrogen, ammonia total [as N]	30-day average	≤ 16 mg/L	Nov	001
Nitrogen, ammonia total [as N]	30-day average	≤ 17 mg/L	May	001
Nitrogen, ammonia total [as N]	30-day average	≤ 15 mg/L	Apr	001
Nitrogen, ammonia total [as N]	30-day average	≤ 11 mg/L	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 17 mg/L	Sep	001
Nitrogen, ammonia total [as N]	30-day average	≤ 9.2 mg/L	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 16 mg/L	Mar	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Jan	001
Nitrogen, ammonia total [as N]	30-day average	≤ 8 mg/L	Jul	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Feb	001
Nitrogen, ammonia total [as N]	30-day average	≤ 15 mg/L	Oct	001
Nitrogen, ammonia total [as N]	30-day average	≤ 21 mg/L	Nov	001
Nitrogen, ammonia total [as N]	30-day average	≤ 21 mg/L	May	001
Nitrogen, ammonia total [as N]	30-day average	≤ 18 mg/L	Apr	001
Nitrogen, ammonia total [as N]	30-day average	≤ 13 mg/L	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 19 mg/L	Sep	001
Nitrogen, ammonia total [as N]	30-day average	≤ 11 mg/L	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 9.8 mg/L	Jul	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Jan	001
Nitrogen, ammonia total [as N]	30-day average	≤ 31 mg/L	Mar	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Feb	001
Nitrogen, ammonia total [as N]	30-day average	≤ 19 mg/L	Oct	001
Nitrogen, ammonia total [as N]	30-day average	≤ 26 mg/L	Nov	001
Nitrogen, ammonia total [as N]	30-day average	≤ 26 mg/L	May	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Apr	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Dec	001
Nitrogen, ammonia total [as N]	30-day average	≤ 7.4 mg/L	Mar	001
Nitrogen, ammonia total [as N]	30-day average	≤ 6.3 mg/L	Apr	001
Nitrogen, ammonia total [as N]	30-day average	≤ 7 mg/L	May	001
Nitrogen, ammonia total [as N]	30-day average	≤ 8.2 mg/L	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 6.5 mg/L	Jul	001
Nitrogen, ammonia total [as N]	30-day average	≤ 6.2 mg/L	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 8.2 mg/L	Sep	001
Nitrogen, ammonia total [as N]	30-day average	≤ 10 mg/L	Oct	001
Nitrogen, ammonia total [as N]	30-day average	≤ 17 mg/L	Nov	001
Nitrogen, ammonia total [as N]	30-day average	report only (mg/L)	Dec	001
Nitrogen, ammonia total [as N]	30-day average	≤ 9.7 mg/L	Mar	001
Nitrogen, ammonia total [as N]	30-day average	≤ 8.2 mg/L	Apr	001
Nitrogen, ammonia total [as N]	30-day average	≤ 9.4 mg/L	May	001
Nitrogen, ammonia total [as N]	30-day average	≤ 11 mg/L	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 8.8 mg/L	Jul	001
Nitrogen, ammonia total [as N]	30-day average	≤ 8.3 mg/L	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 11 mg/L	Sep	001
Nitrogen, ammonia total [as N]	30-day average	≤ 13 mg/L	Oct	001
Nitrogen, ammonia total [as N]	30-day average	≤ 12 mg/L	Mar	001
Nitrogen, ammonia total [as N]	30-day average	≤ 10 mg/L	Apr	001
Nitrogen, ammonia total [as N]	30-day average	≤ 12 mg/L	May	001
Nitrogen, ammonia total [as N]	30-day average	≤ 14 mg/L	Jun	001
Nitrogen, ammonia total [as N]	30-day average	≤ 11 mg/L	Jul	001
Nitrogen, ammonia total [as N]	30-day average	≤ 11 mg/L	Aug	001
Nitrogen, ammonia total [as N]	30-day average	≤ 15 mg/L	Sep	001
Nitrogen, ammonia total [as N]	30-day average	≤ 18 mg/L	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 23 mg/L	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 19 mg/L	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 27 mg/L	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Jan	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 20 mg/L	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 22 mg/L	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Feb	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 20 mg/L	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 26 mg/L	Nov	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 29 mg/L	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 17 mg/L	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 23 mg/L	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 30 mg/L	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 19 mg/L	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 28 mg/L	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Jan	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 21 mg/L	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Feb	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 22 mg/L	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 24 mg/L	Nov	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 34 mg/L	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 18 mg/L	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 28 mg/L	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 33 mg/L	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 20 mg/L	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 24 mg/L	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Jan	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 36 mg/L	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Feb	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 25 mg/L	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 30 mg/L	Nov	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 43 mg/L	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 21 mg/L	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Dec	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 7.8 mg/L	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 10 mg/L	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 15 mg/L	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 18 mg/L	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 14 mg/L	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 14 mg/L	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 14 mg/L	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 15 mg/L	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 20 mg/L	Nov	001
Nitrogen, ammonia total [as N]	daily maximum	report only (mg/L)	Dec	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 10 mg/L	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 13 mg/L	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 20 mg/L	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 25 mg/L	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 19 mg/L	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 19 mg/L	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 19 mg/L	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 19 mg/L	Oct	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 13 mg/L	Mar	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 17 mg/L	Apr	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 27 mg/L	May	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 33 mg/L	Jun	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 26 mg/L	Jul	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 25 mg/L	Aug	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 24 mg/L	Sep	001
Nitrogen, ammonia total [as N]	daily maximum	≤ 25 mg/L	Oct	001
Selenium, potentially dissolvd	30-day average	report only (ug/L)	all year	001
Selenium, potentially dissolvd	30-day average	report only (ug/L)	all year	001
Selenium, potentially dissolvd	30-day average	report only (ug/L)	all year	001
Selenium, potentially dissolvd	daily maximum	report only (ug/L)	all year	001
Selenium, potentially dissolvd	daily maximum	report only (ug/L)	all year	001
Selenium, potentially dissolvd	daily maximum	report only (ug/L)	all year	001
Selenium, potentially dissolvd	30-day average	report only (lb/d)	all year	001
Selenium, potentially dissolvd	30-day average	report only (lb/d)	all year	001
Selenium, potentially dissolvd	30-day average	report only (lb/d)	all year	001
Oil and grease	instantaneous maximum	≤ 10 mg/L	all year	001
Oil and grease	instantaneous maximum	≤ 10 mg/L	all year	001
Oil and grease	instantaneous maximum	≤ 10 mg/L	all year	001
Flow, in conduit or thru treatment plant	30-day average	≤ .73 MGD	all year	001
Flow, in conduit or thru treatment plant	30-day average	≤ .49 MGD	all year	001
Flow, in conduit or thru treatment plant	30-day average	≤ .35 MGD	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Oct	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Mar	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Sep	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Nov	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Jul	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Jun	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Apr	001
Chlorine, total residual	30-day average	report only (mg/L)	Feb	001
Chlorine, total residual	30-day average	≤ .037 mg/L	Aug	001
Chlorine, total residual	30-day average	report only (mg/L)	Jan	001
Chlorine, total residual	30-day average	≤ .037 mg/L	May	001
Chlorine, total residual	30-day average	report only (mg/L)	Dec	001
Chlorine, total residual	30-day average	report only (mg/L)	Jan	001
Chlorine, total residual	30-day average	report only (mg/L)	Feb	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Mar	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Apr	001
Chlorine, total residual	30-day average	≤ .05 mg/L	May	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Jun	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Jul	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Aug	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Sep	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Oct	001
Chlorine, total residual	30-day average	≤ .05 mg/L	Nov	001
Chlorine, total residual	30-day average	report only (mg/L)	Dec	001
Chlorine, total residual	30-day average	report only (mg/L)	Jan	001
Chlorine, total residual	30-day average	report only (mg/L)	Feb	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Mar	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Apr	001
Chlorine, total residual	30-day average	≤ .064 mg/L	May	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Jun	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Jul	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Aug	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Sep	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Oct	001
Chlorine, total residual	30-day average	≤ .064 mg/L	Nov	001
Chlorine, total residual	30-day average	report only (mg/L)	Dec	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Oct	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Mar	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Sep	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Nov	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Jul	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Jun	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Apr	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Feb	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	Aug	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Jan	001
Chlorine, total residual	daily maximum	≤ .055 mg/L	May	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Dec	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Jan	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Feb	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Mar	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Apr	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	May	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Jun	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Jul	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Aug	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Sep	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Oct	001
Chlorine, total residual	daily maximum	≤ .072 mg/L	Nov	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Dec	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Jan	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Feb	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Mar	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Apr	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	May	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Jun	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Jul	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Aug	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Sep	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Oct	001
Chlorine, total residual	daily maximum	≤ .093 mg/L	Nov	001
Chlorine, total residual	daily maximum	≤ .5 mg/L	Dec	001
E. coli	30-day geometric mean	≤ 2000 #/100L	Jan	001
E. coli	30-day geometric mean	≤ 2000 #/100L	Feb	001
E. coli	30-day geometric mean	≤ 687 #/100L	Mar	001
E. coli	30-day geometric mean	≤ 687 #/100L	Apr	001
E. coli	30-day geometric mean	≤ 687 #/100L	May	001
E. coli	30-day geometric mean	≤ 687 #/100L	Jun	001
E. coli	30-day geometric mean	≤ 687 #/100L	Jul	001
E. coli	30-day geometric mean	≤ 687 #/100L	Aug	001
E. coli	30-day geometric mean	≤ 687 #/100L	Sep	001
E. coli	30-day geometric mean	≤ 687 #/100mL	Oct	001
E. coli	30-day geometric mean	≤ 687 #/100mL	Nov	001
E. coli	30-day geometric mean	≤ 2000 #/100mL	Dec	001
E. coli	30-day geometric mean	≤ 2000 #/100mL	Jan	001
E. coli	30-day geometric mean	≤ 2000 #/100mL	Feb	001
E. coli	30-day geometric mean	≤ 903 #/100mL	Mar	001
E. coli	30-day geometric mean	≤ 903 #/100mL	Apr	001
E. coli	30-day geometric mean	≤ 903 #/100mL	May	001
E. coli	30-day geometric mean	≤ 903 #/100mL	Jun	001
E. coli	30-day maximum	≤ 903 #/100mL	Jul	001
E. coli	30-day maximum	≤ 903 #/100mL	Aug	001
E. coli	30-day maximum	≤ 903 #/100mL	Aug, Sep	001
E. coli	30-day maximum	≤ 903 #/100mL	Oct	001
E. coli	30-day maximum	≤ 903 #/100mL	Nov	001
E. coli	30-day maximum	≤ 2000 #/100mL	Dec	001
E. coli	30-day geometric mean	≤ 2000 #/100mL	Jan	001
E. coli	30-day geometric mean	≤ 2000 #/100mL	Feb	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Mar	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Apr	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	May	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Jun	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Jul	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Aug	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Sep	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Oct	001
E. coli	30-day geometric mean	≤ 1187 #/100mL	Nov	001
E. coli	30-day geometric mean	≤ 2000 #/100mL	Dec	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100L	Jan	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100L	Feb	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100L	Mar	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100L	Apr	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100L	May	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100L	Jun	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100L	Jul	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100L	Aug	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100L	Sep	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100mL	Oct	001
E. coli	maximum 7-day geometric mean	≤ 1374 #/100mL	Nov	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	Dec	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	Jan	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	Feb	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Mar	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Apr	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	May	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Jun	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Jul	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Aug	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Aug, Sep	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Oct	001
E. coli	maximum 7-day geometric mean	≤ 1806 #/100mL	Nov	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	Dec	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	Jan	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	Feb	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Mar	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Apr	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	May	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Jun	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Jul	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Aug	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Sep	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Oct	001
E. coli	maximum 7-day geometric mean	≤ 2374 #/100mL	Nov	001
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	Dec	001
Solids, total dissolved	30-day average	report only (mg/L)	all year	001
Solids, total dissolved	30-day average	report only (mg/L)	all year	001
Solids, total dissolved	30-day average	report only (mg/L)	all year	001
Solids, total dissolved	daily maximum	report only (mg/L)	all year	001
Solids, total dissolved	daily maximum	report only (mg/L)	all year	001
Solids, total dissolved	daily maximum	report only (mg/L)	all year	001
Solids, total dissolved	30-day average	report only (mg/L)	all year	001
Solids, total dissolved	30-day average	report only (mg/L)	all year	001
Solids, total dissolved	30-day average	report only (mg/L)	all year	001
Solids, total dissolved	daily maximum	report only (mg/L)	all year	001
Solids, total dissolved	daily maximum	report only (mg/L)	all year	001
Solids, total dissolved	daily maximum	report only (mg/L)	all year	001
Oil and grease visual	instantaneous maximum	report only (abst=0;prst=1)	all year	001
Oil and grease visual	instantaneous maximum	report only (abst=0;prst=1)	all year	001
Oil and grease visual	instantaneous maximum	report only (abst=0;prst=1)	all year	001
BOD, 5-day, 20 deg. C	30-day average	≤ 30 mg/L	all year	002
BOD, 5-day, 20 deg. C	maximum 7-day average	≤ 45 mg/L	all year	002
pH	minimum	≥ 6 SU	all year	002
pH	maximum	≤ 9 SU	all year	002
Solids, total suspended	30-day average	≤ 75 mg/L	all year	002
Solids, total suspended	maximum 7-day average	≤ 110 mg/L	all year	002
Oil and grease	instantaneous maximum	≤ 10 mg/L	all year	002
Flow, in conduit or thru treatment plant	30-day average	≤ .73 MGD	all year	002
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	002
Chlorine, total residual	30-day average	report only (mg/L)	all year	002
Chlorine, total residual	daily maximum	≤ .5 mg/L	all year	002
E. coli	30-day geometric mean	≤ 2000 #/100mL	all year	002
E. coli	maximum 7-day geometric mean	≤ 4000 #/100mL	all year	002
BOD, 5-day, percent removal	monthly average minimum	≥ 85 %	all year	002
Oil and grease visual	instantaneous maximum	report only (abst=0;prst=1)	all year	002
Plant capacity fact. percent of capacity	30-day average	report only (%)	all year	300
Plant capacity fact. percent of capacity	30-day average	report only (%)	all year	300
BOD, 5-day, 20 deg. C	30-day average	report only (mg/L)	all year	300
BOD, 5-day, 20 deg. C	maximum 7-day average	report only (mg/L)	all year	300
BOD, 5-day, 20 deg. C	30-day average	report only (lb/d)	all year	300
BOD, 5-day, 20 deg. C	maximum 7-day average	report only (lb/d)	all year	300
Flow, in conduit or thru treatment plant	30-day average	report only (MGD)	all year	300
Flow, in conduit or thru treatment plant	daily maximum	report only (MGD)	all year	300

How strict are these limits?

Your permit document is the final word. As JSON: /api/v1/permits/CO0020907 · MCP: https://passage-data.com/mcp