Harford County

Recreational Water Sampling Geometric Mean History


2026 Geometric Mean History

Sample Locations

Sample Taken Geometric Mean (cfu) Indicator Threshold Level:

Impact Within 24-48hrs

Kilgore Falls

5/18/26

6/1/26

6/15/26

6/29/26

7/13/26

7/27/26

8/10/26

8/24/26

8/31/26

32 cfu

 

 

 

 

 

 

 

 

E. coli 235 cfu Bathers at lower falls. No rain within 72 hours

 

 

 

 

 

 

 

Wilsons Picnic Area

5/18/26

6/1/26

6/15/26

6/29/26

7/13/26

7/27/26

8/10/26

8/24/26

8/31/26

165 cfu

 

 

 

 

 

 

 

 

E. coli

235 cfu

Bathers and trash present, water turbid, No rain within 72 hours

 

 

 

 

 

 

 

Hills Grove Picnic Area

5/18/26

6/1/26

6/15/26

6/29/26

7/13/26

7/27/26

8/10/26

8/24/26

8/31/26

558 cfu

 

 

 

 

 

 

 

 

E. coli

235 cfu

Bathers at site 1, water turbid, No rain within 72 hours

 

 

 

 

 

 

 

Mariner Point Park

(West)

5/19/26

6/2/26

6/16/26

6/30/26

7/14/26

7/28/26

8/11/26

8/25/26

9/1/26

33 cfu

 

 

 

 

 

 

 

 

Enterococci

104 cfu

Out going tide, no rain in last 72 hours

 

 

 

 

 

 

 

Mariner Point Park (South)

5/19/26

6/2/26

6/16/26

6/30/26

7/14/26

7/28/26

8/11/26

8/25/26

9/1/26

13 cfu

 

 

 

 

 

 

 

 

Enterococci

104 cfu

Out going tide, no rain in last 72 hours

 

 

 

 

 

 

 

Mariner Point Park

(East)

5/19/26

6/2/26

6/16/26

6/30/26

7/14/26

7/28/26

8/11/26

8/25/26

9/1/26

25 cfu

 

 

 

 

 

 

 

 

Enterococci

104 cfu

Out going tide, no rain in last 72 hours

 

 

 

 

 

 

 

Copenhaver Park

5/19/26

6/2/26

6/16/26

6/30/26

7/14/26

7/28/26

8/11/26

8/25/26

9/1/26

135 cfu

 

 

 

 

 

 

 

 

Enterococci

104 cfu

Low tide, no rain in last 72 hours

 

 

 

 

 

 

 

Flying Point Park

5/19/26

6/2/26

6/16/26

6/30/26

7/14/26

7/28/26

8/11/26

8/25/26

9/1/26

42 cfu

 

 

 

 

 

 

 

 

Enterococci

104 cfu

Low tide, no rain in last 72 hours

 

 

 

 

 

 

 

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