Greystone Park Psych Hospital
Greystone Park, NJ · Morris County · Publicly Owned Treatment Works
- Average flow
- 0.17 MGD
- Design flow
- —
- NPDES permit
- NJ0026689
- Effective
- Permit expires
- December 2027
- Population served
- —
- CWNS 2022
Greystone Park Psych Hospital is a publicly owned wastewater treatment plant in Greystone Park, Morris County, New Jersey treating an average of 0.17 million gallons per day. It discharges under NPDES permit NJ0026689 (effective), which expires in December 2027, with 161 recorded violations in the last three years.
Treatment technology
Treatment structures identified at this facility. Exact unit counts are available in Klarifi.
Treatment structure data not yet analyzed for this facility.
Compliance snapshot (last 3 years)
- Total violations
- 161
- Effluent violations
- 13
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Key contacts
Decision-makers at Greystone Park Psych Hospital.
No verified contacts on file yet
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Boonton · 7 mi away
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Succasunna · 8 mi away
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Parsippany · 8 mi away
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Chatham · 8 mi away
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Chatham · 8 mi away
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Bernardsville · 9 mi away
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Greystone Park Psych Hospital: 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 September 11, 2026; facility record last updated August 14, 2024.