South Haven Area Water Sewer Authority WWTP
620 Wells Street, South Haven, MI 49090 · Van Buren County · Publicly Owned Treatment Works
- Average flow
- 1.37 MGD
- Design flow
- —
- NPDES permit
- MI0020320
- Effective
- Permit expires
- October 2028
- Population served
- 4,488
- CWNS 2022
South Haven Area Water Sewer Authority WWTP is a publicly owned wastewater treatment works in South Haven, Van Buren County, Michigan treating an average of 1.37 million gallons per day, serving about 4,488 residents. It discharges under NPDES permit MI0020320 (effective), which expires in October 2028, with 0 recorded violations in the last three years.
Treatment technology
Treatment structures and unit processes at South Haven Area Water Sewer Authority WWTP.
Treatment structure data not yet analyzed for this facility.
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.
Industrial users and pretreatment
Industries that discharge process wastewater to South Haven Area Water Sewer Authority WWTP, from the plant's pretreatment programme records.
- Industrial users
- 2
- 1 categorical
- Sampled for PFAS
- 1
- 2023
- Above 12 ng/L PFOS
- 0
- highest 2.3 ng/L
On record: W. R. Grace & Co.-Conn. (South Haven), 2.3 ng/L; Pro Powder (South Haven). Most users are in chemicals, plastics and petroleum and metal finishing and plating.
Industrial users of South Haven Area Water Sewer Authority WWTP →PFAS sources at all Michigan plants →
Unlock the details behind these industrial users
Discharge flow, federal category, full PFAS sampling history, source documents and contacts for every industrial user of South Haven Area Water Sewer Authority WWTP. Free with a Klarifi account.
Key contacts
Decision-makers at South Haven Area Water Sewer Authority WWTP.
No verified contacts on file yet
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Nearby wastewater treatment plants in Michigan
Covert · 7 mi away
0.19 MGD
Bangor · 9 mi away
2.62 MGD
Hartford · 12 mi away
0.19 MGD
Coloma · 14 mi away
0.91 MGD
Bloomingdale · 15 mi away
0.21 MGD
Lawrence · 16 mi away
0.83 MGD
Saugatuck · 19 mi away
1.49 MGD
Paw Paw · 22 mi away
0.81 MGD
South Haven Area Water Sewer Authority 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 26, 2026; facility record last updated November 19, 2024.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Lift station · Sludge dewatering · all terms