Water Testing Results
Summer 1999

Merrimack and Souhegan Rivers
E-Coli Bacteria in Colonies per 100 ml. of Sample

Water Sampling Dates
Location 6/8/99 6/22/99 7/6/99 7/20/99 8/3/99 8/17/99 8/31/99 9/14/99

Souhegan River Sites
New Ipswich
River Road above Water Loom Pond
122 40 80 69 20 66 20 41
Greenville
Above Greenville Mill Pond
431 103 91 430 442.3 74 37 237
Greenville
Downtown Greenville upstream of WWTP
193 186 93 950 27 47 118 83
Greenville
Green Bridge below Greenville WWTP
81 131 141 309 16 49 69 800+
Wilton
Below the Horseshoe
52 45 60 71 18.8 34 17 58
West Milford
Brook upstream of Pine Valley Mill
38 N/A N/A N/A N/A N/A N/A N/A
West Milford
Railroad bridge upstream of Pine Valley Mill
82 139 75 121 277.3 173 211 207
Milford
Pine Valley Mill
68 99 127 129 177.6 145 199 175
Milford
Emerson Park
140 80 300 345 220 480 170 240
Milford
Swing Bridge
170 270 210 420 680 N/A 360 250
Milford
Behind Riverside Cemetery
70 150 210 450 190 410 140 260
Milford
Behind Video Update next to Shaw's
110 140 180 435 320 280 80 170
Amherst
Conservation land on Fairway Road
240 150 280 405 480 250 150 60
Amherst
Boston Post Road Bridge
100 150 190 270 610 170 170 200
Merrimack
Indian Ledges, Davidson Road
50 30 91 18 40 10 64 <1
Merrimack
Turkey Hill Bridge
27 20 79 26 220 21 160 8
Merrimack
East Chamberlain Rd.
N/A 10 116+ 24 12 2 44 26


Merrimack River Sites

Litchfield
Goffs Falls
25 10 92 208 64.7 45 37 18
Merrimack
Depot Street
13 5 N/A 692 140 N/A N/A 16
Litchfield
Upstream of Souhegan River
13 20 N/A 98 N/A N/A N/A 51
Merrimack
Thornton's Ferry
N/A N/A N/A 56 N/A 16 12 24
Nashua
Greeley Park
10 10 32 36 12 N/A 4 8
Nashua
Taylors Falls Bridge
25 5 20 40 20 8 4 4
Nashua
Sagamore Bridge
20 5 28 N/A 16 N/A N/A N/A
Hudson
Sanders Parking Lot
10 10 16 104 12 12 N/A 20
Tyngsboro
Upstream of Tyngsboro Bridge
5 5 28 212 68 20 8 16

Notes:

 


Return to main testing results page.