environmental setting, water quality, and ecological indicators of
environmental setting, water quality, and ecological indicators of
environmental setting, water quality, and ecological indicators of
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60<br />
Appendix 4. Selected physiochemical properties <strong>and</strong> fipronil concentrations for <strong>ecological</strong> data-collection sites in southwestern Louisiana, 2001<br />
[mg/L, milligram per liter; µS/cm, microsiemens per centimeter at 25 degrees Celsius; ºC, degrees Celsius, NTU, nephelometric turbidity units; µg/L, micrograms per liter]<br />
Site<br />
number<br />
(fig. 17)<br />
Abbreviated site<br />
name 1<br />
1 Complete site name is listed in appendix 1.<br />
2 Maximum dissolved fipronil concentration <strong>of</strong> three <strong>water</strong>-<strong>quality</strong> samples collected between March <strong>and</strong> May 2001.<br />
* Estimated value.<br />
USGS station number Date Time<br />
Dissolved<br />
oxygen, field<br />
(mg/L)<br />
pH, field<br />
(st<strong>and</strong>ard<br />
units)<br />
Specific<br />
conductance,<br />
field<br />
(µS/cm)<br />
Temperature,<br />
field<br />
(ºC)<br />
Turbidity,<br />
laboratory<br />
(NTU)<br />
Maximum<br />
dissolved<br />
fipronil 2<br />
(µg/L)<br />
1 Des Cannes 08010000 4/16/2001 1300 3.7 7.8 424 27.7 49 3.960<br />
2 Wik<strong>of</strong>f 08010500 3/14/2001 1515 6.0 7.6 155 18.9 64 .030<br />
3 Plaquemine 08011020 3/13/2001 1030 6.0 7.5 161 19.1 254 1.890<br />
4 Boggy 08011500 3/20/2001 1000 7.3 6.4 36 13.1 8
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