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Northwest Arctic Borough, AK

Moderate Risk (45/100)

A PlainEnviro-computed score from reported facility/violation counts, not an official EPA rating, health forecast, or population-adjusted rate. See methodology. This is a different measure than the EJ Screening score for this county, which ranks it by percentile against every other tracked county rather than against fixed national thresholds.

Environmental data for Northwest Arctic Borough in Alaska · Population: 7,611

Northwest Arctic Borough, AK is tracked across three EPA datasets covering 2 Toxics Release Inventory (TRI) facilities, 11 Safe Drinking Water Act systems, and 0 Superfund National Priorities List sites. Together these generate an environmental burden score of 45/100 (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 3344.3M lbs of reported toxic releases under EPCRA Section 313, while 10 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.

Population
7,611
TRI Facilities
2
Water Systems
11
Superfund Sites
0
Total Releases
3344.3M lbs

Water Systems (11)

System Population Violations
KOTZEBUE MUN. WATER SYSTEM 3,234 132
SELAWIK SAFEWATER FACILITY 846 61
NOORVIK WATER SYSTEM 735 9
BUCKLAND WATER SYSTEM 600 128
NOATAK COMMUNITY WATER SYSTEM 485 0
KIANA WATER SYSTEM 455 7
KIVALINA WATER SYSTEM 452 104
SHUNGNAK WATER SYSTEM 299 10
AMBLER COMMUNITY WATER SYSTEM 261 5
DEERING UTILITY SYSTEM 160 127
KOBUK WATER SYSTEM 93 54

TRI Facilities (2)

# Facility Total Releases
1 Red Dog Operations 3344.3M lbs
2 Crowley Kotzebue Bulk Fuel Facility 2.8K lbs

Cities in Northwest Arctic Borough (1)

Kotzebue
Pop: -
2 facilities · 1 water

Frequently Asked Questions

What is the environmental risk level in Northwest Arctic Borough, Alaska? ▼
Northwest Arctic Borough, AK has an environmental risk score of 45/100 (Moderate Risk), based on 2 TRI facilities, 0 Superfund sites, and 11 water systems on record. 10 water systems have health-based violations. Source: EPA TRI, SDWIS, and Superfund NPL.
Are there Superfund sites in Northwest Arctic Borough? ▼
No Superfund National Priorities List (NPL) sites are currently registered in Northwest Arctic Borough, AK in the EPA database.
How many toxic release facilities are in Northwest Arctic Borough? ▼
Northwest Arctic Borough, AK has 2 TRI-reporting facilities on record with the EPA Toxic Release Inventory, with a combined total of 3344.3M lbs in reported toxic releases. TRI facilities self-report annual chemical release data to the EPA.
What is the air quality in Northwest Arctic Borough? ▼
Air quality monitoring data (EPA AQS) is not available for Northwest Arctic Borough, AK. This may indicate no EPA monitoring stations are located in the county. For regional air quality data, see the state environmental profile or visit EPA's AirNow.gov.
Is the drinking water safe in Northwest Arctic Borough? ▼
Northwest Arctic Borough, AK has 11 EPA-regulated water systems. 10 systems have reported health-based violations (MCL exceedances). A past violation does not necessarily mean water is currently unsafe. For current water quality, contact your local water utility. Source: EPA SDWIS.
What environmental agencies cover Northwest Arctic Borough? ▼
Environmental compliance in Northwest Arctic Borough, Alaska is overseen by the U.S. Environmental Protection Agency (EPA) at the federal level and the Alaska 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.

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