Water Quality in Eureka, CA (95501)

EPA violation data for public water systems serving ZIP code 95501.

Based on EPA compliance data. Not a substitute for an official water quality report from your utility.

22,890

Population

72

Water Systems

5

Violations (5yr)

1

Health-Based

Location

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Water Systems Serving This Area (72)

Eureka, City Of

Purchased groundwater 27,078 people served
0 violations
Lead tested: 2.3 ppb (limit: 15 ppb)

Caltrans-Trinidad Nb

All resolved
Groundwater 1,000 people served
1 violation (5yr) · All resolved

Caltrans-Trinidad Sb

Surface water 900 people served
0 violations

Van Duzen - Humboldt Co. Parks

Groundwater 551 people served
0 violations

Moss Cove Rest Stop (Caltrans)

Groundwater 400 people served
0 violations

Caltrans-Salyer Safety Rest Stop

Groundwater 400 people served
0 violations

Johnson Ranches, Inc

Groundwater 390 people served
0 violations

A W Way - Humboldt Co. Parks

Groundwater 301 people served
0 violations

Big Lagoon - Humboldt Co. Parks

Groundwater 300 people served
0 violations

Empire Rest Stop (Caltrans)

Groundwater under influence of surface water 300 people served
0 violations

Irvine Lodge Rest Stop (Caltrans)

Groundwater 300 people served
0 violations

Freshwater School

Groundwater 300 people served
0 violations

Improvement District A

Groundwater 250 people served
0 violations

U.S. Forest Service

Groundwater 225 people served
0 violations

U.S. Forest Service

Surface water 225 people served
0 violations

U.S. Forest Service

Surface water 165 people served
0 violations

Fish Lake Cg - Srnf

Surface water 130 people served
0 violations

Las Palmas Mobile Home Park

1 health-based
Groundwater 120 people served
4 violations (5yr) · 1 health-based
Lead tested: 2.81 ppb (limit: 15 ppb)

Caltrans-Collier Tunnel Rs

Groundwater 100 people served
0 violations

Humboldt Co Park - Tooby

Groundwater 100 people served
0 violations

Camp Mattole

Groundwater 100 people served
0 violations

Freshwater Park W.S.

Groundwater 77 people served
0 violations

Big Lagoon Park Water Co.

Groundwater 70 people served
0 violations

U.S. Forest Service

Groundwater 62 people served
0 violations

U.S. Forest Service

Groundwater 60 people served
0 violations

U.S. Forest Service

Groundwater 60 people served
0 violations

Srnf - Aikens Creek Cg

Groundwater 40 people served
0 violations

Elk River Scout Camp

Groundwater 40 people served
0 violations

Ming Tree Realty

Surface water 36 people served
0 violations

U.S. Forest Service

Groundwater 35 people served
0 violations

Usfs

Surface water 35 people served
0 violations

Marilann Court W.S.

Groundwater 30 people served
0 violations

Srnf - Tish Tang Cg

Groundwater under influence of surface water 30 people served
0 violations

U.S. Forest Service

Groundwater 30 people served
0 violations

Early Education Center, Inc

Groundwater 28 people served
0 violations

Konicke Water System

Groundwater 26 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Boise Creek Cg-Snrf

Surface water 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Gasquet Ranger Station

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Carlson-Biasca W.S.

Groundwater under influence of surface water 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Usfs Mad River Cmp 10-54-1830

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Wood Gulch Water System

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Riverside Acres Association

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

U.S. Forest Service

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Usfs Six Rivers Nf

Surface water 25 people served
0 violations

Usfs Six Rivers Nf

Groundwater 25 people served
0 violations

Fern Springs Water Company

Surface water 24 people served
0 violations

Usfs Six Rivers Nf

Groundwater 0
0 violations

Usfs Six Rivers Nf

Surface water 0
0 violations

Usfs Six Rivers Nf

Surface water 0
0 violations

Seaview Mobile Home Estates

Groundwater 0
0 violations

Cedar Rustic Campground

Groundwater 0
0 violations

Usfs Six Rivers Nf

Surface water 0
0 violations

Usfs Six Rivers Nf

Surface water 0
0 violations

Usfs Six Rivers Nf

Surface water 0
0 violations

Blue Lake Mh Park

Groundwater 0
0 violations

Big Flat Campground

Groundwater 0
0 violations

Usfs Six Rivers Nf

Groundwater 0
0 violations

Contaminants Found

LEAD AND COPPER RULE REVISIONSHealth-Based
2 violations
Has active
Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

2 violations
All resolved
Lead and Copper RuleMonitoring

Lead and copper testing requirement. Lead exposure can cause developmental harm in children.

1 violation
All resolved

Lead & Copper Levels

Lead (Pb)

Within limit
2.3 ppb measured Action level: 15 ppb

Sampled: Jan 2022

How Does This Compare?

Eureka (95501) has more violations than 53% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 5.

Fewer violations 53th percentile More violations

Recommended Water Filters

Based on health-based violations detected in your area, these filter types are commonly used to address similar contaminants. Consult your water utility's Consumer Confidence Report for the most current data.

Reverse Osmosis System

Highly effective at removing heavy metals, dissolved solids, and a wide range of contaminants. Recommended for homes with lead or arsenic concerns.

Targets:Lead, Copper, Arsenic, Mercury, Cadmium

Look for:NSF/ANSI 58 certified

Always look for filters certified by NSF International for the specific contaminants you want to remove. This is general educational information, not an endorsement of any specific product.

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