Scientific Investigations Report 2006–5209
U.S. GEOLOGICAL SURVEY
Scientific Investigations Report 2006–5209
Table 5. Average number of hours per day in Julian week 27 that pH greater than 9.7 was measured at shallow and deep sites in Upper Klamath Lake, Oregon, 2002-04.
[Abbreviations: NA, insufficient data to make an estimate]
| Site | Average number of hours per day | ||
|---|---|---|---|
| 2002 | 2003 | 2004 | |
| Representative shallow sites | |||
| UKL01 | 0 | 10.7 | 12.6 |
| UKL02 | 1.7 | 8.6 | 118.8 |
| UKL03 | 3.3 | 2.9 | 18.1 |
| UKL04 | .1 | 6.3 | 23.3 |
| UKL05 | NA | 11 | 7.9 |
| UKL09 | 0 | .4 | 11.3 |
| Representative deep sites | |||
| UKL06 | NA | 6.4 | 6.3 |
| UKL07 | NA | 10 | 14.4 |
| UKL08 | 1.4 | 0 | 0 |
| UKL10 | 0 | 3.4 | 9.4 |
| UKL11 | 0 | 0 | 0 |
1Value based on less than six fully sampled (20 out of 24 hours) days.
U.S.
Department of the Interior | U.S. Geological
Survey
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