LocalDataPoint

Colorado Water Quality

Water hardness and quality data for 63 cities in Colorado, USA.

State average

149mg/L

8.7 gpg

Hardness level

🟠 Hard

3 lab-verified

Cities

63

64 with data

Arvada

Pop. 115,368

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Aurora

Pop. 359,407

≈ Moderately Hard
60–119 mg/Lreservoir

PFAS: 12 ppt

Full report →

Boulder

Pop. 106,803

🟢 Soft
42 mg/Lreservoir

PFAS: 0 ppt

Full report →

Centennial

Pop. 109,741

≈ Very Hard
180+ mg/Lreservoir

PFAS: 3.7 ppt

Full report →

Colorado Springs

Pop. 456,568

≈ Soft
0–59 mg/Lreservoir

PFAS: 0 ppt

Full report →

Denver

Pop. 729,019

≈ Moderately Hard
60–119 mg/Lreservoir

PFAS: 2 ppt

Full report →

Fort Collins

Pop. 170,924

≈ Moderately Hard
60–119 mg/Lreservoir

PFAS: 0 ppt

Full report →

Greeley

Pop. 108,795

≈ Soft
0–59 mg/Lreservoir

PFAS: 0 ppt

Full report →

Lakewood

Pop. 152,597

≈ Hard
120–179 mg/Lreservoir

PFAS: 11.3 ppt

Full report →

Pueblo

Pop. 109,412

≈ Very Hard
180+ mg/Lreservoir

PFAS: 0 ppt

Full report →

Thornton

Pop. 133,451

≈ Very Hard
180+ mg/Lreservoir

PFAS: 232.6 ppt

Full report →

Westminster

Pop. 116,317

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Brighton

Pop. 37,585

≈ Soft
0–59 mg/Lreservoir

PFAS: 488.9 ppt

Full report →

Broomfield

Pop. 65,065

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Castle Rock

Pop. 55,591

≈ Hard
120–179 mg/Lreservoir

PFAS: 12.8 ppt

Full report →

Commerce City

Pop. 53,696

≈ Very Hard
180+ mg/Lreservoir

PFAS: 85.9 ppt

Full report →

Dakota Ridge

Pop. 33,892

≈ Soft
0–59 mg/Lreservoir

PFAS: 2.1 ppt

Full report →

Englewood

Pop. 33,082

≈ Hard
120–179 mg/Lreservoir

PFAS: 48.1 ppt

Full report →

Grand Junction

Pop. 60,358

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Highlands Ranch

Pop. 96,713

≈ Hard
120–179 mg/Lreservoir

PFAS: 49.6 ppt

Full report →

Ken Caryl

Pop. 32,438

≈ Hard
120–179 mg/Lreservoir

PFAS: 4.1 ppt

Full report →

Littleton

Pop. 46,368

≈ Hard
120–179 mg/Lreservoir

PFAS: 3.1 ppt

Full report →

Longmont

Pop. 92,088

🟢 Soft
21 mg/Lreservoir

PFAS: 0 ppt

Full report →

Loveland

Pop. 75,182

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Northglenn

Pop. 39,197

≈ Very Hard
180+ mg/Lreservoir

PFAS: 0 ppt

Full report →

Parker

Pop. 49,550

≈ Hard
120–179 mg/Lreservoir

PFAS: 219.4 ppt

Full report →

Security-Widefield

Pop. 32,882

≈ Hard
120–179 mg/Lreservoir

PFAS: 4.9 ppt

Full report →

Southglenn

Pop. 42,268

≈ Hard
120–179 mg/Lreservoir

PFAS: 3.6 ppt

Full report →

Wheat Ridge

Pop. 31,192

≈ Hard
120–179 mg/Lreservoir

PFAS: 2.3 ppt

Full report →

Windsor

Pop. 32,716

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Berkley

Pop. 11,207

≈ Soft
0–59 mg/Lreservoir

PFAS: 3 ppt

Full report →

Black Forest

Pop. 13,116

≈ Hard
120–179 mg/Lreservoir

PFAS: 3.8 ppt

Full report →

Canon City

Pop. 16,400

≈ Soft
0–59 mg/Lreservoir

PFAS: 0 ppt

Full report →

Castle Pines North

Pop. 10,360

≈ Hard
144.5 mg/Lreservoir

PFAS: 16.1 ppt

Full report →

Castlewood

Pop. 25,271

≈ Moderately Hard
60–119 mg/Lreservoir

PFAS: 3.4 ppt

Full report →

Cherry Creek

Pop. 11,120

≈ Hard
120–179 mg/Lreservoir

PFAS: 4.6 ppt

Full report →

Cimarron Hills

Pop. 16,161

≈ Hard
120–179 mg/Lreservoir

PFAS: 4.4 ppt

Full report →

Clifton

Pop. 19,889

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Columbine

Pop. 24,280

≈ Hard
120–179 mg/Lreservoir

PFAS: 5.2 ppt

Full report →

Durango

Pop. 18,006

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Edwards

Pop. 10,266

≈ Very Hard
180+ mg/Lgroundwater

PFAS: 0 ppt

Full report →

Erie

Pop. 21,420

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Evans

Pop. 21,383

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Federal Heights

Pop. 12,381

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Firestone

Pop. 11,999

🟢 Soft
33 mg/Lreservoir

PFAS: 0 ppt

Full report →

Fort Carson

Pop. 13,813

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Fort Morgan

Pop. 11,319

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Fountain

Pop. 27,767

≈ Hard
120–179 mg/Lreservoir

PFAS: 863.5 ppt

Full report →

Frederick

Pop. 11,413

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Fruita

Pop. 12,795

≈ Hard
120–179 mg/Lreservoir

PFAS: 4.8 ppt

Full report →

Golden

Pop. 20,330

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Greenwood Village

Pop. 15,663

≈ Hard
120–179 mg/Lreservoir

PFAS: 3.1 ppt

Full report →

Johnstown

Pop. 14,896

≈ Moderately Hard
76 mg/Lreservoir

PFAS: 0 ppt

Full report →

Lafayette

Pop. 27,729

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Lone Tree

Pop. 13,175

≈ Hard
120–179 mg/Lreservoir

PFAS: 3.3 ppt

Full report →

Louisville

Pop. 20,396

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Montrose

Pop. 19,062

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Pueblo West

Unincorporated area

Pop. 29,637

≈ Very Hard
180+ mg/Lreservoir

PFAS: 0 ppt

Full report →

Sherrelwood

Pop. 18,287

≈ Hard
120–179 mg/Lreservoir

PFAS: 5.6 ppt

Full report →

Steamboat Springs

Pop. 12,435

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

Sterling

Pop. 14,104

≈ Hard
120–179 mg/Lmixed

PFAS: 0 ppt

Full report →

Superior

Pop. 12,980

≈ Hard
120–179 mg/Lreservoir

PFAS: 0 ppt

Full report →

The Pinery

Pop. 10,517

≈ Hard
120–179 mg/Lreservoir

PFAS: 2.3 ppt

Full report →

Welby

Pop. 14,846

≈ Hard
120–179 mg/Lreservoir

PFAS: 5.2 ppt

Full report →