Intensive Survey of the Guadalupe River Segment 1806

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Station/SMN Number
SH 39 near Hunt
SMN 1806.0300
Ingram Dam in Ingram
SMN 1806.0260
UGRA Lake Dam
SMN 1806.0242
SH 16 in Kerrville
SMN 1806.0240
County Road Below
Flat Rock Dam
SMN 1806.0223
TABLE 3
Historical Water Temperature, pH, Chloride, Sulfate,
Total Dissolved Solids, and Fecal Coliform Bacteria
Data Collected by the Texas Water Commission and Upper Guadalupe
River Authority at Nine Locations on the Guadalupe River,
January 1, 1981 - December 31, 1985
Map
Code Criteria >
A Number of
Mean
Range
Percent >
B Number of
Mean
Range
Percent >
D Number of
Mean
Range
Percent >
E Number of
Mean
Range
Percent >
J Number of
Mean
Range
Percent >
Observations
Criterion
Observations
Criterion
Observations
Criterion
Observations
Criterion
Observations
Criterion
Water
Temperature
32.1°C
10
19.7
7.8-26.0
0
9
20.8
7.8-28.0
0
5
18.9
7.0-27.0
0
8
21.4
7.0-29.0
0
11
21.4
6.2-29.5
0
pH
Units
6.5-9.0
11
7.9-8.4
0
11
8.0-8.3
0
10
8.0-8.4
0
10
8.0-8.4
0
14
8.1-8.5
0
Chloride
40 mg/L
1
12
0
1
49
100
Sulfate
40 mg/L
8
7
5-9
0
6
7
5-9
0
5
9
5-11
0
5
9
5-15
0
10
10
5-15
0
Total
Dissolved
Solids**
400 mg/L
14
232
198-304
0
14
239
198-360
0
14
234
186-280
0
15
238
186-291
0
18
264
217-310
0
Fecal
Coliform
200/100 mL
57
22*
2-200
0
51
11*
1-230
0
36
10*
1-183
0
53
34*
1-382
6
54
9*
1-244
2