Water Quality in Pasco, WA (99301)

EPA violation data for public water systems serving ZIP code 99301.

Active Health Violations

10 health-based violations found in the past 5 years, with at least one still unresolved. Contaminant levels have exceeded federal safety limits. Consider testing your tap water independently.

More violations than 99% of US ZIP codes.

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

87,044

Population

Water Systems

215

Violations (5yr)

Health-Based

Location

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Water Systems Serving This Area (86)

Pasco Water Department

Surface water 116,342 people served

0 violations

Hood Park

Groundwater 977 people served

0 violations

Great Basin Water Burbank

3 health-based

Groundwater 656 people served

72 violations (5yr) · 3 health-based · All resolved

Resolved

Fluoride Health

Apr 2024 Resolved

Fluoride Health

Jan 2024 Resolved

Tetrachloroethylene Monitoring

Apr 2023 Resolved

Benzene Monitoring

Apr 2023 Resolved

Carbon tetrachloride Monitoring

Apr 2023 Resolved

o-Dichlorobenzene Monitoring

Apr 2023 Resolved

1,2-Dichloroethane Monitoring

Apr 2023 Resolved

p-Dichlorobenzene Monitoring

Apr 2023 Resolved

CHLOROBENZENE Monitoring

Apr 2023 Resolved

Fluoride Monitoring

Apr 2023 Resolved

1,2,4-Trichlorobenzene Monitoring

Apr 2023 Resolved

1,2-Dichloropropane Monitoring

Apr 2023 Resolved

1,1,2-Trichloroethane Monitoring

Apr 2023 Resolved

Toluene Monitoring

Apr 2023 Resolved

cis-1,2-Dichloroethylene Monitoring

Apr 2023 Resolved

Ethylbenzene Monitoring

Apr 2023 Resolved

DICHLOROMETHANE Monitoring

Apr 2023 Resolved

trans-1,2-Dichloroethylene Monitoring

Apr 2023 Resolved

1,1,1-Trichloroethane Monitoring

Apr 2023 Resolved

Trichloroethylene Monitoring

Apr 2023 Resolved

Styrene Monitoring

Apr 2023 Resolved

Vinyl chloride Monitoring

Apr 2023 Resolved

1,1-Dichloroethylene Monitoring

Apr 2023 Resolved

Fluoride Monitoring

Oct 2022 Resolved

Revised Total Coliform Rule Monitoring

Sep 2022 Resolved

Fluoride Monitoring

Jul 2022 Resolved

1,1,2-Trichloroethane Monitoring

Jan 2022 Resolved

TTHM Monitoring

Jan 2022 Resolved

o-Dichlorobenzene Monitoring

Jan 2022 Resolved

1,1-Dichloroethylene Monitoring

Jan 2022 Resolved

Carbon tetrachloride Monitoring

Jan 2022 Resolved

DICHLOROMETHANE Monitoring

Jan 2022 Resolved

Trichloroethylene Monitoring

Jan 2022 Resolved

Ethylbenzene Monitoring

Jan 2022 Resolved

Toluene Monitoring

Jan 2022 Resolved

Vinyl chloride Monitoring

Jan 2022 Resolved

1,2,4-Trichlorobenzene Monitoring

Jan 2022 Resolved

Total Haloacetic Acids (HAA5) Monitoring

Jan 2022 Resolved

Benzene Monitoring

Jan 2022 Resolved

p-Dichlorobenzene Monitoring

Jan 2022 Resolved

1,1,1-Trichloroethane Monitoring

Jan 2022 Resolved

1,2-Dichloropropane Monitoring

Jan 2022 Resolved

CHLOROBENZENE Monitoring

Jan 2022 Resolved

cis-1,2-Dichloroethylene Monitoring

Jan 2022 Resolved

Styrene Monitoring

Jan 2022 Resolved

1,2-Dichloroethane Monitoring

Jan 2022 Resolved

Tetrachloroethylene Monitoring

Jan 2022 Resolved

trans-1,2-Dichloroethylene Monitoring

Jan 2022 Resolved

Nitrate Health

Jan 2022 Resolved

Lamb-Weston Pasco

All resolved

Groundwater 650 people served

2 violations (5yr) · All resolved

Lead tested: 3 ppb (limit: 15 ppb) ✓

Pasco Flea Market

Groundwater 650 people served

0 violations

Lower Monumental Dam - South

Groundwater 550 people served

0 violations

Great Basin Water Kiona

All resolved

Groundwater 520 people served

1 violation (5yr) · All resolved

Pasco Port Of 210

All resolved

Purchased surface water 500 people served

4 violations (5yr) · All resolved

Lead tested: 9.9 ppb (limit: 15 ppb) ✓

Flamingo Village Mhp

Groundwater 500 people served

0 violations

Charbonneau Park

Groundwater 411 people served

0 violations

Country Mercantile

Groundwater 398 people served

0 violations

Lakeview Mobile Home Park

Groundwater 356 people served

0 violations

1st Baptist Church Of Riverview

Groundwater 317 people served

0 violations

Edwin Markham Elementary School

Purchased groundwater 289 people served

0 violations

Edwin Markham

All resolved

Groundwater 216 people served

40 violations (5yr) · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Resolved

Toluene Monitoring

Jul 2022 Resolved

CHLOROBENZENE Monitoring

Jul 2022 Resolved

o-Dichlorobenzene Monitoring

Jul 2022 Resolved

p-Dichlorobenzene Monitoring

Jul 2022 Resolved

1,1,2-Trichloroethane Monitoring

Jul 2022 Resolved

DICHLOROMETHANE Monitoring

Jul 2022 Resolved

cis-1,2-Dichloroethylene Monitoring

Jul 2022 Resolved

trans-1,2-Dichloroethylene Monitoring

Jul 2022 Resolved

Styrene Monitoring

Jul 2022 Resolved

Carbon tetrachloride Monitoring

Jul 2022 Resolved

Vinyl chloride Monitoring

Jul 2022 Resolved

1,2-Dichloroethane Monitoring

Jul 2022 Resolved

1,2,4-Trichlorobenzene Monitoring

Jul 2022 Resolved

Tetrachloroethylene Monitoring

Jul 2022 Resolved

1,2-Dichloropropane Monitoring

Jul 2022 Resolved

Benzene Monitoring

Jul 2022 Resolved

1,1,1-Trichloroethane Monitoring

Jul 2022 Resolved

Trichloroethylene Monitoring

Jul 2022 Resolved

Ethylbenzene Monitoring

Jul 2022 Resolved

1,1-Dichloroethylene Monitoring

Jul 2022 Resolved

Ethylbenzene Monitoring

Jul 2021 Resolved

Trichloroethylene Monitoring

Jul 2021 Resolved

Styrene Monitoring

Jul 2021 Resolved

Tetrachloroethylene Monitoring

Jul 2021 Resolved

1,2-Dichloropropane Monitoring

Jul 2021 Resolved

Vinyl chloride Monitoring

Jul 2021 Resolved

o-Dichlorobenzene Monitoring

Jul 2021 Resolved

cis-1,2-Dichloroethylene Monitoring

Jul 2021 Resolved

1,2-Dichloroethane Monitoring

Jul 2021 Resolved

Toluene Monitoring

Jul 2021 Resolved

Carbon tetrachloride Monitoring

Jul 2021 Resolved

1,1-Dichloroethylene Monitoring

Jul 2021 Resolved

trans-1,2-Dichloroethylene Monitoring

Jul 2021 Resolved

1,1,1-Trichloroethane Monitoring

Jul 2021 Resolved

Benzene Monitoring

Jul 2021 Resolved

DICHLOROMETHANE Monitoring

Jul 2021 Resolved

1,1,2-Trichloroethane Monitoring

Jul 2021 Resolved

1,2,4-Trichlorobenzene Monitoring

Jul 2021 Resolved

CHLOROBENZENE Monitoring

Jul 2021 Resolved

p-Dichlorobenzene Monitoring

Jul 2021 Resolved

Chiawana Park

Groundwater 215 people served

0 violations

Seventh Day Adventist Church

Groundwater 208 people served

0 violations

Sacajawea State Park

Purchased groundwater 205 people served

0 violations

Ice Harbor Dam

Groundwater 197 people served

0 violations

Lead tested: 1.5 ppb (limit: 15 ppb) ✓

Clark Addition Water System

All resolved

Groundwater 189 people served

1 violation (5yr) · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Old German Baptist Church New Conf

All resolved

Groundwater 140 people served

10 violations (5yr) · All resolved

Burbank Assembly Of God Church Wt.

Groundwater 138 people served

0 violations

Rangeview

1 health-based

Groundwater 122 people served

21 violations (5yr) · 1 health-based · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Riverview United Methodist Church

Groundwater 110 people served

0 violations

Pasco Golfland Inc

Groundwater 108 people served

0 violations

Great Basin Water Sunrise

All resolved

Groundwater 100 people served

6 violations (5yr) · All resolved

Spout Springs Water Board

Groundwater 100 people served

16 violations (5yr)

Windust Park

Groundwater 97 people served

0 violations

North Slope Estates Property

2 health-based

Groundwater 97 people served

5 violations (5yr) · 2 health-based · All resolved

Hi-Point Housing

Groundwater 96 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Canyon Farm Camp

Groundwater 96 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Graystone Ws

All resolved

Groundwater 94 people served

1 violation (5yr) · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Hi-Point 2

Groundwater 93 people served

0 violations

Beneficial Water

Groundwater 84 people served

0 violations

Clarktown Water System

Groundwater 81 people served

0 violations

River Ridge Estates

All resolved

Groundwater 77 people served

1 violation (5yr) · All resolved

Wallula Roadside Park

Groundwater 75 people served

0 violations

Country Christian Center

All resolved

Groundwater 75 people served

2 violations (5yr) · All resolved

Predator Ridge

Groundwater 66 people served

0 violations

Lead tested: 1 ppb (limit: 15 ppb) ✓

Bonnie Brae Apts & Trailer Court

Groundwater 65 people served

0 violations

J & B Orchards - South

All resolved

Groundwater 63 people served

20 violations (5yr) · All resolved

Lead tested: 1 ppb (limit: 15 ppb) ✓

Pro Pac Sales Llc

3 health-based

Groundwater 60 people served

5 violations (5yr) · 3 health-based · All resolved

Sunset Domestic Water Assn

All resolved

Groundwater 60 people served

4 violations (5yr) · All resolved

Burbank Rodeo

Groundwater 55 people served

0 violations

Frontier Machinery

Groundwater 50 people served

0 violations

Cliffdell Summer Homes Assn

All resolved

Groundwater 48 people served

1 violation (5yr) · All resolved

Lakeview

1 health-based

Groundwater 48 people served

1 violation (5yr) · 1 health-based · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Oakdell Farms Llc

All resolved

Groundwater 47 people served

1 violation (5yr) · All resolved

Lead tested: 0 ppb (limit: 15 ppb) ✓

Community Baptist Church

Groundwater 45 people served

0 violations

Preston

Groundwater 37 people served

0 violations

Kepps Acres Association

Groundwater 35 people served

0 violations

Fireside Inn

Groundwater 35 people served

0 violations

Crop Production Services

Groundwater 33 people served

0 violations

Gish Water System

All resolved

Groundwater 33 people served

1 violation (5yr) · All resolved

Dirt Holdings Water System

Groundwater 30 people served

0 violations

Dixon Water Systems

Groundwater 30 people served

0 violations

Ice Harbor Farms Inc.

Groundwater 25 people served

0 violations

Carr, Jack Water System

Groundwater 25 people served

0 violations

Mesa Field Office Scbid

Groundwater 25 people served

0 violations

Clark Road Water Assoc

Groundwater 25 people served

0 violations

Central Pre-Mix Concrete Co

Groundwater 25 people served

0 violations

Eltopia Watermaster S C B

Groundwater 25 people served

0 violations

Wahluke Watermaster-Scbid

Groundwater 25 people served

0 violations

Bogart Water System

Groundwater 25 people served

0 violations

Clear Water Company #1

Groundwater 24 people served

0 violations

Scbid Wahluke Field Office

Groundwater 20 people served

0 violations

Star School Dist No 54

Purchased groundwater 15 people served

0 violations

Angels Daycare

Groundwater 14 people served

0 violations

Tomlinsons Dairy Farms Inc

Groundwater 12 people served

0 violations

Scbid Mesa Field Office

Groundwater 12 people served

0 violations

Hutchinson Water System

Groundwater 11 people served

0 violations

Beus/Flanary

Groundwater 9 people served

0 violations

Gonzalez, Hector

Groundwater 8 people served

0 violations

Sanderson Estates Ii

Groundwater 7 people served

0 violations

Garcia, Miguel

Groundwater 7 people served

0 violations

5-D Dairy Farms

Groundwater 6 people served

0 violations

Mason, Robert W.

Groundwater 4 people served

0 violations

Valley View 6 And 7 Water System

Groundwater 4 people served

0 violations

Scbid Langford Operations Site

Groundwater 4 people served

0 violations

Garza Luis Water System

Groundwater 4 people served

0 violations

Prior Water Supply

Groundwater 4 people served

0 violations

Rickords, Hazel

Groundwater 4 people served

0 violations

Grandview Farms Office

Groundwater 2 people served

0 violations

Country Hearts

Groundwater 2 people served

0 violations

Hommes Hidaway

Groundwater 2 people served

0 violations

Torres Water System

Groundwater 2 people served

0 violations

Contaminants Found

NitrateHealth-Based

At high levels, nitrate can cause blue baby syndrome in infants.

16 violations

All resolved

FluorideHealth-Based

5 violations

All resolved

ArsenicHealth-Based

A naturally occurring element that can cause cancer and other health effects at high levels.

2 violations

All resolved

Revised Total Coliform RuleMonitoring

Missed testing deadlines — not a detection of bacteria.

38 violations

All resolved

TetrachloroethyleneMonitoring

6 violations

All resolved

BenzeneMonitoring

6 violations

All resolved

Carbon tetrachlorideMonitoring

6 violations

All resolved

o-DichlorobenzeneMonitoring

6 violations

All resolved

1,2-DichloroethaneMonitoring

6 violations

All resolved

p-DichlorobenzeneMonitoring

6 violations

All resolved

CHLOROBENZENEMonitoring

6 violations

All resolved

1,2,4-TrichlorobenzeneMonitoring

6 violations

All resolved

1,2-DichloropropaneMonitoring

6 violations

All resolved

1,1,2-TrichloroethaneMonitoring

6 violations

All resolved

TolueneMonitoring

6 violations

All resolved

cis-1,2-DichloroethyleneMonitoring

6 violations

All resolved

EthylbenzeneMonitoring

6 violations

All resolved

DICHLOROMETHANEMonitoring

6 violations

All resolved

trans-1,2-DichloroethyleneMonitoring

6 violations

All resolved

1,1,1-TrichloroethaneMonitoring

6 violations

All resolved

TrichloroethyleneMonitoring

6 violations

All resolved

StyreneMonitoring

6 violations

All resolved

Vinyl chlorideMonitoring

6 violations

All resolved

1,1-DichloroethyleneMonitoring

6 violations

All resolved

Consumer Confidence RuleMonitoring

Annual water quality report delivery requirement.

4 violations

All resolved

TTHMMonitoring

2 violations

All resolved

Total Haloacetic Acids (HAA5)Monitoring

2 violations

All resolved

E. COLIMonitoring

2 violations

Has active

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

0 ppb measured Action level: 15 ppb

Sampled: Jul 2024

How Does This Compare?

Pasco (99301) has more violations than 99% of US ZIP codes. The national average is 18.87 violations per ZIP over 5 years. This ZIP has 215.

Fewer violations 99th 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

NSF Certified Products → EPA Safe Drinking Water Guide →

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.