3500 Baseline Rd, Grand Island, NY 14072 · Erie County · Publicly Owned Treatment Works
Grand Island Wastewater Treatment Plant is a publicly owned wastewater treatment works in Grand Island, Erie County, New York treating an average of 3.32 million gallons per day against a permitted design capacity of 3.5 MGD, serving about 10,051 residents. It discharges under NPDES permit NY0027693 (administratively continued), which expires in July 2016, with 75 recorded violations in the last three years. EPA has recorded 3 formal enforcement actions naming the plant, the latest in April 2009.
2 treatment structures and unit processes identified at Grand Island Wastewater Treatment Plant.
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See the full treatment train at Grand Island Wastewater Treatment Plant: structures, unit processes and planned upgrades, with exact unit counts.
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Federal civil enforcement cases, compliance inspections and informal actions recorded for Grand Island Wastewater Treatment Plant in EPA's ICIS system.
Latest case · Apr 2009
Grand Island SD #2 Wastewater Treatment Plant
Administrative order · CWA, Sewage Sludge Disposal · Unilateral Administrative Order Without Adjudication · Compliance actions $1,000
EPA's description of the case:
“Grand Island SD #2 WWTP did not submit their sixteenth annual sludge report by February 19, 2009.”
Source: EPA ECHO, civil enforcement case 02-2009-3054.
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Every action against Grand Island Wastewater Treatment Plant with dates, milestones, violation types and EPA's complete case summaries, plus inspections and informal actions.
3 verified contacts for Grand Island Wastewater Treatment Plant, with validated emails and direct phone numbers.
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Names, validated emails and direct phone numbers for decision-makers at Grand Island Wastewater Treatment Plant, plus the full compliance history and discharge data.
North Tonawanda · 4 mi away
7.42 MGD
Niagara Falls · 5 mi away
27.15 MGD
Tonawanda · 5 mi away
21.03 MGD
Buffalo · 10 mi away
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Lewiston · 11 mi away
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Lockport · 16 mi away
12.92 MGD
Wilson · 19 mi away
0.21 MGD
Buffalo · 20 mi away
19.51 MGD
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 August 17, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Ozonation · Activated sludge · all terms