Darrington, WA 98241

3 water systems2,368 residents

Poor water quality - filtration recommended

D

Score: 38/100

Graded on EPA violations, contaminants, severity, compliance, and enforcement history. See methodology.

Data updated June 2026 • Sources: EPA ECHO and EPA Envirofacts

58

Contaminants Detected

270

Violations on Record

9

Health-Based Violations

0

Recent Violations

Grade Breakdown

Contaminant Count0 / 25
Violation History14 / 25
Contaminant Severity21 / 25
System Compliance0 / 15
Enforcement History0 / 10
Total Score38%

38 / 100 points

Recommended Water Filters

  • Point-of-Use Carbon Filter (NSF-certified for lead)
  • Reverse Osmosis or Ion Exchange Filter
  • Ultraviolet (UV) Purification
  • Activated Carbon Filter (disinfection byproducts)
  • Whole Home Carbon Filter System
Compare filter types in our Filter Guide →

Consult a water quality specialist for personalized recommendations.

Darrington vs WA & National Average

Detected Contaminants

58 contaminants detected across water systems serving this ZIP code

ContaminantCategory
AtrazineAgricultural
NitrateAgricultural
SimazineAgricultural
Total Haloacetic Acids (HAA5)Disinfection Byproduct
TTHMDisinfection Byproduct
ArsenicHeavy Metal
BariumHeavy Metal
CadmiumHeavy Metal
ChromiumHeavy Metal
Lead and Copper RuleHeavy Metal
MercuryHeavy Metal
SeleniumHeavy Metal
AsbestosInorganic
FluorideInorganic
Coliform (TCR)Microorganism
Revised Total Coliform RuleMicroorganism
1,1,1-TrichloroethaneOther
1,1,2-TrichloroethaneOther
1,2-DichloropropaneOther
Benzo(a)pyreneOther
BHC-GAMMAOther
ChlordaneOther
ChlorineOther
Consumer Confidence RuleOther
Di(2-ethylhexyl) adipateOther
Di(2-ethylhexyl) phthalateOther
DICHLOROMETHANEOther
EndrinOther
Groundwater RuleOther
HeptachlorOther
Heptachlor epoxideOther
HexachlorocyclopentadieneOther
LASSOOther
MethoxychlorOther
PentachlorophenolOther
Public NoticeOther
ToxapheneOther
Combined Radium (-226 and -228)Radiological
Combined UraniumRadiological
Gross Alpha, Excl. Radon and URadiological
1,1-DichloroethyleneVolatile Organic
1,2-DichloroethaneVolatile Organic
1,2,4-TrichlorobenzeneVolatile Organic
BenzeneVolatile Organic
Carbon tetrachlorideVolatile Organic
CHLOROBENZENEVolatile Organic
cis-1,2-DichloroethyleneVolatile Organic
EthylbenzeneVolatile Organic
HEXACHLOROBENZENEVolatile Organic
o-DichlorobenzeneVolatile Organic
p-DichlorobenzeneVolatile Organic
StyreneVolatile Organic
TetrachloroethyleneVolatile Organic
TolueneVolatile Organic
trans-1,2-DichloroethyleneVolatile Organic
TrichloroethyleneVolatile Organic
Vinyl chlorideVolatile Organic
Xylenes, TotalVolatile Organic

Water System Information

Systems Serving This ZIP:
Darrington Town of, DARRINGTON WATER ASSOCIATION, SAUK-SUIATTLE
Population Served:
2,368
Systems With Violations:
3 of 3
Major Violations:
212
Enforcement Actions:
221

Frequently Asked Questions

What does the grade mean?

Our A–F grade ranks this ZIP code's water quality against every other analyzed ZIP in the country, based on EPA data. A = among the best, F = among the most troubled.

Is my tap water safe to drink?

Water systems regulated by the EPA must comply with Safe Drinking Water Act standards. However, if you're concerned about water quality, consider a water filter appropriate for your contaminants.

How often is the data updated?

We update our data quarterly with the latest EPA ECHO and Envirofacts data. Historical violations are tracked to identify patterns.

What filters do you recommend?

Filter recommendations are based on detected contaminants in your area. See our Filter Guide for detailed information about different filter types.