WaterVerge

Cobb Water Quality Report

3 cities ranked · Average grade: B+ · Georgia

Avg Score
83.8
Cities Ranked
3
Health Violations
2
PFAS Detected
3
Live Water Alerts for Georgia →
83.8
County avg score
3
Cities ranked
100%
A or B grade
0%
D or F grade
2
Health violations
3
PFAS detected

How Cobb cities scored

100%
A
0
0%
Excellent
B
3
100%
Good
C
0
0%
Fair
D
0
0%
Poor
F
0
0%
Failing

County vs Georgia average

B+
Cobb
83.8/100
B-
Georgia avg
73.4/100
▲ 10.4 pts above state average

Water quality across Cobb

Each dot is a city, colored by grade. Click any city to view its full report.

Georgia city water quality map
99.9%
of residents on fluoridated water (CDC, 2020)
97
lbs/yr to surface water · top 10 TRI facilities

Top industrial polluters in Cobb

Industrial polluters nearby

Facilities reporting the most surface-water releases in Cobb, 2023.

Total reported releases to surface water: 97 lbs

FacilityTop chemicalTo surface water (lbs/yr)
MCDONOUGH/ATKINSON STEAM ELECTRIC GENERATING PLANT
Electric Utilities · SOUTHERN CO
ATLANTA, GA30339
Ammonia83
AJAY NA LLC
Chemicals · NA
POWDER SPRINGS, GA30127
Selenium And Selenium Compounds10
OLDCASTLE INFRASTRUCTURE - ACWORTH
Nonmetallic Mineral Product · CRH AMERICAS INC
ACWORTH, GA30101
Methyl methacrylate2
COMPASS CHEMICAL INTERNATIONAL LLC
Chemicals · ITALMATCH USA CORP
SMYRNA, GA30082
Ammonia2
CARAUSTAR MILL GROUP INC AUSTELL BOXBOARD MILLS
Paper · GREIF INC
AUSTELL, GA30106

+ 5 more facilities

Source: EPA Toxic Release Inventory (TRI) 2023

All 3 cities in Cobb

# City Grade Score Score Population Violations Issues
1 Austell
B+
85
8K 8 Health Unresolved
2 Smyrna
B+
84.3
41K 4 Unresolved
3 Marietta
B+
82.2
755K 32 Health Unresolved
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