Hayden Area Regional Sewer Board WWTP
10789 N Atlas Rd, Hayden, ID 83835 · Kootenai County · Publicly Owned Treatment Works
- Average flow
- 1.24 MGD
- Design flow
- 2.4 MGD
- NPDES permit
- ID0026590
- Effective
- Permit expires
- May 2029
- Population served
- 17,178
- CWNS 2022
Hayden Area Regional Sewer Board WWTP is a publicly owned wastewater treatment works in Hayden, Kootenai County, Idaho treating an average of 1.24 million gallons per day against a permitted design capacity of 2.4 MGD, serving about 17,178 residents. It discharges under NPDES permit ID0026590 (effective), which expires in May 2029, with 5 recorded violations in the last three years. EPA has recorded 1 formal enforcement action naming the plant, the latest in November 2001.
Treatment technology
2 treatment structures and unit processes identified at Hayden Area Regional Sewer Board WWTP.
Available with a free Klarifi account
See the full treatment train at Hayden Area Regional Sewer Board WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 5
- Effluent violations
- 3
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 Hayden Area Regional Sewer Board WWTP in EPA's ICIS system.
- Formal actions
- 1
- 0 since FY2020
- Compliance actions
- $5,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Nov 2001
HAYDEN AREA REGIONAL SEWER BOARD
Administrative order · CWA, NPDES Discharge without a Permit · Final Order No Penalty · Compliance actions $5,000
Source: EPA ECHO, civil enforcement case 10-2002-0008.
Full case history with a free Klarifi account
Every action against Hayden Area Regional Sewer Board WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
2 verified contacts for Hayden Area Regional Sewer Board WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Hayden Area Regional Sewer Board WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Idaho
Worley · 25 mi away
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Priest River · 28 mi away
0.13 MGD
Saint Maries · 33 mi away
2.25 MGD
Smelterville · 33 mi away
2.04 MGD
Smelterville · 33 mi away
0.05 MGD
Dover · 35 mi away
0.06 MGD
Sandpoint · 41 mi away
0.38 MGD
Tensed · 43 mi away
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Hayden Area Regional Sewer Board WWTP: 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 5, 2026; facility record last updated May 17, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · WWTP · Biosolids · all terms