Souhegan River Water Testing Results
Summer 1997

Souhegan River
E-Coli Bacteria in Colonies per 100 ml. of Sample

Location Site ID 6/3/97 6/17/97 7/1/97 7/15/97 7/29/97 8/12/97 8/26/97 9/9/97
Greenville
Greenville Mill Pond
SOR1

80

65

10

Greenville
Greenville tributary 
SOR2

21

Greenville
WWTP Greenville
SOR3

95

25

7

Wilton
Captain Clark Bridge  
SOR4

70

Wilton
Horseshoe 
SOR5

73

45

15

Wilton
Stoney Brook

SOR6

12

213

25

12

23

Wilton
Wilton center

SOR7

61

57

322

304

364

Wilton
Pine Valley Mill

SOR8

46

43

132

84

96

100

Milford
Swing Bridge

SOR9

87

170

222

220

252

244

336(1)

Amherst
Route 122 Bridge

SOR10

95

198

252

184

228

132

Amherst
Boston Post Road

SOR11

103

53

216

168

156

Merrimack
Turkey Hill Bridge

SOR12

99

22

78

28

112

84

68

Merrimack
Wildcat Falls

SOR13

83

19

62

30

32

20

Notes:

(1) Monitor noted seeing 1 beaver, 52 ducks, and 4 geese as possible sources of bacteria.