Old Highway 13 Bridge

Pearl River

Lena, Mississippi, United States

Site includes boat launch and picnic area. Summertime current is very slow. Muddy banks in immediate area. Rural with farms nearby.

Location created by
William W Mitchell

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Observation tests summary

Air temperature °C
21.0 Latest
25.7 Average
Water temperature °C
18.0 Latest
21.3 Average
Alkalinity mg/L
25 Latest
28 Average
Hardness mg/L
20 Latest
19 Average
Dissolved oxygen mg/L
5.9 Latest
6.5 Average
Total coliform ppm
1467 Latest
1589 Average
Total coliform cfu per 100mL
30000 Latest
3077 Average
Dissolved oxygen %
61.0 Latest
69.1 Average
Incubation temperature °C
36.0 Latest
34.2 Average
Turbidity JTU
40 Latest
23 Average
E.coli cfu per 100mL
5000 Latest
376 Average
Other coliform cfu per 100mL
25000 Latest
1749 Average
Incubation time (hours)
26.0 Latest
36.3 Average
pH (0-14)
6.5 Latest
6.1 Average
River flow l/sec
3300.0 Latest
4081.3 Average
River flow Cfs
8130.0 Latest
3374.8 Average
River stage feet
16.0 Latest
10.0 Average
Secchi depth m
0.0 Latest
0.0 Average
Water depth m
1.0 Latest
1.0 Average
Nitrates ppm
0.0 Latest
0.0 Average
Nitrates mg/L
0.0 Latest
0.0 Average
Phosphates total ppm
0.4 Latest
0.6 Average
Ammonia ppm
0.0 Latest
0.0 Average