St. Lawrence, NY

Compiled by PlainEnviro Editorial, Environmental Data Editorial Team

Moderate Risk (34/100)

Environmental data for St. Lawrence in New York

St. Lawrence, NY is tracked across three EPA datasets covering 16 Toxics Release Inventory (TRI) facilityies, 0 Safe Drinking Water Act systems, and 0 Superfund National Priorities List sites. Together these generate an environmental burden score of 34/100 (Moderate Risk), calibrated against national distributions for facility density, chemical release volume, Superfund concentration, and water-system health violations.

Industrial disclosures inside the county total 13.4M lbs of reported toxic releases under EPCRA Section 313, while 0 water systems carry an active health-based violation in the SDWIS record. No EPA Air Quality System monitors currently report data for this county.

All figures below draw directly from federal EPA records, TRI self-reported emissions, SDWIS compliance history, NPL Hazard Ranking System scores, and AQS daily AQI summaries, and are not adjusted, weighted, or forecast. A past violation or elevated score does not itself indicate current unsafe conditions; it documents the regulatory and disclosure history publicly filed with the U.S. Environmental Protection Agency through the most recent reporting cycle.

TRI Facilities

Water Systems

Superfund Sites

Total Releases

13.4M lbs

TRI Facilities (16)

#	Facility	City	Industry	Total Releases
1	St Lawrence Zinc Co Balmat 4 Mine & Mill	Gouverneur	Metal Mining	9.7M lbs
2	Alcoa USA Corp.	Massena	Primary Metals	3.0M lbs
3	North Country Dairy LLC	North Lawrence	Food	582.3K lbs
4	Losurdo Foods Inc Heuv	Heuvelton	Food	40.2K lbs
5	Hoosier Magnetics Inc	Ogdensburg	Fabricated Metals	9.3K lbs
6	Corning Inc	Canton	Nonmetallic Mineral Product	967 lbs
7	Cives Steel Co Northern Div	Gouverneur	Fabricated Metals	168 lbs
8	Potters Industries LLC	Potsdam	Nonmetallic Mineral Product	33 lbs
9	Tosca - Canton New York	Canton	Wood Products	11 lbs
10	Vanderbilt Minerals LLC - Gouverneur Minerals Div	Gouverneur	Other	9 lbs
11	Ansen Corp	Ogdensburg	Computers and Electronic Products	9 lbs
12	Norwood Mix Plant	Norwood	Petroleum	6 lbs
13	Bestway of New York Inc	Gouverneur	Wood Products	0 lbs
14	Dunn Paper - Natural Dam LLC	Gouverneur	Paper	0 lbs
15	Apc Paper Co of New York	Norfolk	Paper	0 lbs
16	Potsdam Specialty Paper Inc.	Potsdam	Paper	0 lbs

Cities in St. Lawrence (9)

North Lawrence

Pop: —

1 facilities · 0 water

Canton

Pop: —

2 facilities · 2 water

Gouverneur

Pop: —

5 facilities · 3 water

Heuvelton

Pop: —

1 facilities · 1 water

Norfolk

Pop: —

1 facilities · 1 water

Ogdensburg

Pop: —

2 facilities · 2 water

Massena

Pop: —

1 facilities · 3 water

Norwood

Pop: —

1 facilities · 1 water

Potsdam

Pop: —

2 facilities · 5 water

Frequently Asked Questions

What is the environmental risk level in St. Lawrence, New York? ▼

St. Lawrence, NY has an environmental risk score of 34/100 (Moderate Risk), based on 16 TRI facilities, 0 Superfund sites, and 0 water systems on record. No water systems have current health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.

Are there Superfund sites in St. Lawrence? ▼

No Superfund National Priorities List (NPL) sites are currently registered in St. Lawrence, NY in the EPA database.

How many toxic release facilities are in St. Lawrence? ▼

St. Lawrence, NY has 16 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 13.4M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.

What is the air quality in St. Lawrence? ▼

Air quality monitoring data (EPA AQS) is not available for St. Lawrence, NY. This may indicate no EPA monitoring stations are located in the county. For regional air quality data, see the state environmental profile or visit PlainAirData.com.

Is the drinking water safe in St. Lawrence? ▼

No EPA-regulated water systems are currently recorded for St. Lawrence, NY in the SDWIS database.

What environmental agencies cover St. Lawrence? ▼

Environmental compliance in St. Lawrence, New York is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the New York state environmental agency. Facilities report to the EPA Toxic Release Inventory, water systems are regulated under the Safe Drinking Water Act, and contaminated sites are managed under the Superfund program. Contact your state environmental agency for local concerns.

What does this county environmental profile show?

This county environmental profile rolls up EPA Toxics Release Inventory facility reports, Safe Drinking Water Information System public-water-system filings, and Superfund National Priorities List sites for the county boundary defined by the U.S. Census Bureau. Facility counts reflect facilities with a reporting address inside the county, not where downstream environmental effects may be observed. Population figures are from the most recent Census ACS 5-year estimate. The county detail page is updated whenever the upstream EPA programs publish revised data; see the methodology page for the documented ingest cadence and the editorial choices governing how aggregations are computed.

Related Guides

Understanding EPA Data

How EPA collects and publishes environmental data

Environmental Justice

Who lives near polluters and environmental hazards

How to Check Environmental Quality

Step-by-step guide to checking your local environment

Read our methodology — how this data is sourced, computed, and verified.

Browse all → | Rankings →

Data sourced from U.S. EPA environmental datasets. See our methodology for details. Retrieved and formatted by PlainEnviro Editorial