Allen Co. S.D. #1
East Hwy 54 & Rock Creek, Iola, KS 66749 · Allen County · Publicly Owned Treatment Works
- Average flow
- —
- Design flow
- —
- NPDES permit
- KS0085201
- Effective
- Permit expires
- September 2028
- Population served
- 462
- CWNS 2022
Allen Co. S.D. #1 is a publicly owned wastewater treatment plant in Iola, Allen County, Kansas, serving about 462 residents. It discharges under NPDES permit KS0085201 (effective), which expires in September 2028, with 0 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in February 2016.
Treatment technology
One treatment structure or unit process identified at Allen Co. S.D. #1.
Available with a free Klarifi account
See the full treatment train at Allen Co. S.D. #1: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 0
- Effluent violations
- 0
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
EPA enforcement history
Federal civil enforcement cases, compliance inspections and informal actions recorded for Allen Co. S.D. #1 in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $2,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Feb 2016
ALLEN COUNTY RURAL WATER DISTRICT #8
Administrative order · SDWA, PWS - Violation of 1414(g) AO · Final Order No Penalty · Compliance actions $2,000
Source: EPA ECHO, civil enforcement case 07-2011-0049.
Full case history with a free Klarifi account
Every action against Allen Co. S.D. #1 with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
Decision-makers at Allen Co. S.D. #1.
No verified contacts on file yet
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Nearby wastewater treatment plants in Kansas
Iola · 3 mi away
0.57 MGD
Laharpe · 3 mi away
—
Humboldt · 10 mi away
0.22 MGD
Iola · 10 mi away
—
Colony · 11 mi away
—
Moran · 12 mi away
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Kincaid · 16 mi away
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Savonburg · 17 mi away
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Allen Co. S.D. #1: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated March 9, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms