Velarion Records
Follow this permit Velarion Records emails you this permit’s record, cited to the public filing, and tells you when the register changes it. Free.
We’ll email you a link to confirm. The continuous daily watch on every change is the paid alert. Unsubscribe any time.
Also free: The Pay Desk, the weekly executive pay briefing.

Clean Water Act discharge permit · NPDES MO0116041

HOLLISTER WWTF, Hollister, MO: NPDES MO0116041 discharge permit, effluent exceedances, inspections, penalties

HOLLISTER WWTF, held by City of Hollister, holds NPDES permit MO0116041, which discharges to Turkey Creek. EPA’s file records it issued March 29, 2017 and expiring December 31, 2019. The status and dates are as EPA’s permit file stood when Velarion loaded it (September 15, 2026); EPA’s free Detailed Facility Report on ECHO carries the permit’s current standing.

Identity

Facility as filedHOLLISTER WWTF
Permittee as filedCity of Hollister
NPDES IDMO0116041
Permit statusAdministratively continued (past its expiration date and still in force until reissued)
Permit typeIndividual permit
Discharger classMajor discharger
Facility typePublicly owned treatment works
ProgramPublicly owned treatment works
IssuedMarch 29, 2017
Expiration dateDecember 31, 2019
AddressHollister, MO 65672
Receiving waterTurkey Creek
SubwatershedTurkey Creek (HUC 110100030102)

Cited to the EPA ICIS-NPDES permit file (ECHO download).

Effluent limits and exceedances

An effluent exceedance is a discharge monitoring report value over the permit’s numeric limit (EPA’s violation code E90). A violation of any kind also counts a report not filed. Each row is EPA’s own count for that pollutant.

Pollutant or measureLimitsViolations, any kindEffluent exceedancesLatest exceedanceLargest exceedance, as filed
Nitrogen, ammonia total [as N]27928August 31, 2022941% over the limit
Phosphorus, total [as P]43323June 30, 20221,058% over the limit
E. coli21717July 31, 202299,999% over the limit
BOD, 5-day, 20 deg. C24310July 31, 2022103% over the limit
Solids, total suspended2116January 31, 2023125% over the limit
Coliform, fecal general066October 31, 2011535% over the limit
Aluminum, total recoverable242June 30, 202433% over the limit
Ammonia [as N] + unionized ammonia022June 30, 201129% over the limit
BOD, 5-day, percent removal121October 31, 201799,999% over the limit
Solids, suspended percent removal121May 31, 202270% over the limit
E. coli, colony forming units [CFU]011August 31, 2015198% over the limit
Flow, in conduit or thru treatment plant280
pH260
Oil and grease [soxhlet extr.] tot.260
Nitrogen, Kjeldahl, total [as N]060
Nitrite + Nitrate total [as N]060
Nitrogen, total [as N]440
Toxicity [acute], Ceriodaphnia dubia240
Toxicity [acute], Pimephales promelas [Fathead Minnow]240
Hardness, total [as CaCO3]040
Cadmium, total recoverable040
Pass/Fail Static 48Hr Acute Ceriodaphnia dubia040
LC50 Static 48Hr Acute Pimephales promelas040
Toxicity [chronic], Ceriodaphnia dubia110
Toxicity [chronic], Pimephales promelas [Fathead Minnow]110

Cited to the EPA ICIS-NPDES limits and effluent violations files (ECHO download); up to 60 rows shown, most exceedances first.

Inspections, violations and enforcement

DateWhat EPA recordedAgency
January 9, 2025Permit Violations - Violation Specified in CommentST6
January 9, 2025WW SSO - Failure to report violation that may endanger public health 122.41(l)(7)ST6
July 15, 2022Effluent Violations - Numeric effluent violationST6
April 14, 2022Effluent Violations - Numeric effluent violationST6
April 14, 2022Permit Violations - Violation Specified in CommentST6
April 14, 2022Reporting Violations - Failure to submit required report (non-DMR non-pretreatment)ST6
April 14, 2022Effluent Violations - Narrative Effluent ViolationST6
April 14, 2022WW SSO - Failure to report violation that may endanger public health 122.41(l)(7)ST6
September 4, 2018Effluent Violations - Numeric effluent violationST6
March 29, 2018Effluent Violations - Narrative Effluent ViolationST6
March 29, 2018Management Practice Violations - Improper Operation and MaintenanceST6
March 29, 2018Permit Violations - Violation Specified in CommentST6

Velarion’s copy of EPA’s ICIS-NPDES files does not include the inspections, formal enforcement actions and informal enforcement actions files, so this page shows none of them. EPA’s free Detailed Facility Report on ECHO lists this permit’s inspections, enforcement actions and penalties.

Cited to the EPA ICIS-NPDES violation, inspection and enforcement files (ECHO download); up to 50 rows of each shown, newest first.

Watch this permit

One permit holder, $99/month. Watch the register for one permit holder and the places and receiving waters tied to its permits. Choose “One permit holder” and enter this permit’s NPDES ID, MO0116041.

Start the watch

How often?
  • One permit holder — $99/month
  • One watershed — $2,990/year
  • One state — $4,990/year
  • The whole register — $18,000/year

How we handle your data → Privacy

EPA publishes a free Detailed Facility Report for every permit on ECHO: its compliance status quarter by quarter, its inspections, and its enforcement actions and penalties. EPA also sends free notices of new inspections and enforcement actions through ECHO Notify; enter NPDES ID MO0116041 there.

Nearby on the register

Figures from EPA’s ICIS-NPDES download, loaded September 15, 2026.

What this page shows

This public-records page covers the NPDES discharge permit MO0116041 for the HOLLISTER WWTF in Hollister, MO, held by City of Hollister and discharging to Turkey Creek within the Turkey Creek subwatershed (HUC 110100030102). The permit is listed as a Major Discharger, administratively continued, and the page reports 25 pollutants on file, 16 under a numeric limit, and 11 with an effluent exceedance.