Coliforms are bacteria that are naturally present in the environment and used as an indicator that other, potentially harmful, bacteria may be present. Coliforms found in more samples than allowed is a warning of potential problems.
Not a health threat in itself; it is used to indicate whether other potentially harmful bacteria may be present5
County |
Incident Count
|
---|---|
ANNE ARUNDEL, DC |
17
|
CHARLES, DC |
4
|
CLARKE, DC |
3
|
DISTRICT OF COLUMBIA, DC |
14
|
JAMES CITY, DC |
6
|
MONTGOMERY, DC |
4
|
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