City of Manchester Health Department: Weekly water sample results for July 6

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MANCHESTER, NH – In accordance with NH RSA 485-A, Class B waters, those acceptable for fishing, swimming and other recreational purposes, shall not have greater than an average of 88 Escherichia coli (E-coli) per 100 milliliters of water.

When water sample results are greater than an average of 88 E-coli per 100 milliliters, the Manchester Health Department may close the area to swimming until the levels are acceptable. We have listed the current E-coli per 100 milliliter reading below the image of the Natural Bathing location.

Camp Carpenter Crystal Lake - Melody Pines
Camp Carpenter
Collection Date
7-6-2020
E. Coli per 100 ml
Lake Right Side:  1
Lake Left Side: 
Crystal Lake –
Melody Pines

Collection Date:
7-6-2020
E. Coli per 100 ml
Lake Right Side:  1
Lake Left Side:  2
Merrimack River - Arms Park
Crystal Lake –
Public Beach

Collection Date
7-6-2020
E. Coli per 100 ml
Lake Right Side:  2
Lake Left Side:  16 
Merrimack River –
Arms Park

Collection Date
7-6-2020
E. Coli per 100 m
Single Sample: 40
Fisher Cat Ramp Chauncy Ave.
Merrimack River –
Fisher Cat Ramp

Collection Date
7-6-2020
E. Coli per 100 ml
Single Sample: 111
Merrimack River –
Chauncy Ave.

Collection Date
7-6-2020
E. Coli per 100 ml
Lake North Side:  52
Lake South Side:  46 
Piscataquog River - Boat Launch
Merrimack River –
Front Street

Collection Date
7-6-2020
E. Coli per 100 ml:
Single Sample: 39
Piscataquog River –
Boat Launch/Trestle

Collection Date
7-6-2020
E. Coli per 100 ml
Single Sample: 3
Piscataquog River - Upland Street
Piscataquog River –
Upland Street Beach

Collection Date
7-6-2020
E. Coli per 100 ml
Lake Right Side:  6
Lake Left Side:  5
Piscatoquog River –
West Side Arena Bridge

Collection Date
7-6-2020
E. Coli per 100 ml

Single Sample: 52

Raco Theodore Park - Piscataquog River
Raco Theodore Park –
Piscataquog River

Collection Date
7-6-2020
E. Coli per 100 ml
Single Sample: 63
Piscatoquog River –
Bass Island

Collection Date
7-6-2020
E. Coli per 100 ml
Single Sample: 75
Merrimack River –
Fisher Cat CSO

Collection Date
7-6-2020
E. Coli per 100 ml: >2420
Merrimack River 
Amoskeag Falls Marina 
No longer Testing