Niskayuna (t) Sd#6 WWTP
Whitmyer Drive, Niskayuna, NY 12309 · Schenectady County · Publicly Owned Treatment Works
- Average flow
- 1.95 MGD
- Design flow
- 3 MGD
- NPDES permit
- NY0023973
- Administratively continued
- Permit expires
- May 2024
- Population served
- 13,506
- CWNS 2022
Niskayuna (t) Sd#6 WWTP is a publicly owned wastewater treatment works in Niskayuna, Schenectady County, New York treating an average of 1.95 million gallons per day against a permitted design capacity of 3 MGD, serving about 13,506 residents. It discharges under NPDES permit NY0023973 (administratively continued), which expires in May 2024, with 7 recorded violations in the last three years. EPA has recorded 4 formal enforcement actions naming the plant, the latest in April 2015.
Treatment technology
3 treatment structures and unit processes identified at Niskayuna (t) Sd#6 WWTP.
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See the full treatment train at Niskayuna (t) Sd#6 WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 7
- Effluent violations
- 7
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 Niskayuna (t) Sd#6 WWTP in EPA's ICIS system.
- Formal actions
- 4
- 0 since FY2020
- Penalties assessed
- $1,250
- all cases
- Compliance actions
- $5,000
- required by EPA orders
- EPA inspections
- 0
- none on record
Latest case · Apr 2015
Town of Niskayuna
Administrative order · CWA, NPDES Discharge without a Permit · Unilateral Administrative Order Without Adjudication · Compliance actions $5,000
EPA's description of the case:
“The Respondent owns and operates the wastewater treatment plant (WWTP) located at 2913 Whitmyer Drive in Schenectady, New York. Stormwater discharges from the WWTP drain to the Mohawk River.…”
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Source: EPA ECHO, civil enforcement case 02-2015-3054.
Full case history with a free Klarifi account
Every action against Niskayuna (t) Sd#6 WWTP with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
Key contacts
1 verified contact for Niskayuna (t) Sd#6 WWTP, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Niskayuna (t) Sd#6 WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in New York
Clifton Park · 2 mi away
0.0095 MGD
Schenectady · 4 mi away
13.23 MGD
Schenectady · 7 mi away
0.9 MGD
Guilderland · 9 mi away
—
Guilderland · 9 mi away
0.15 MGD
Waterford · 9 mi away
0.87 MGD
Altamont · 11 mi away
0.34 MGD
Troy · 11 mi away
20.34 MGD
Niskayuna (t) Sd#6 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 April 24, 2025.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Equalization tank · Centrate · all terms