Serpent Lake TSI
| Sampled by | Date | Sample ID | TP | Chla | Secchi | TSI(P) | TSI(C) | TSI(S) | TSI |
| Arlen Bowen | 6/20/2007 | 87806 | <5 | 3 | 27.4 | 41.4 | 34.4 | ||
| Arlen Bowen | 7/11/2007 | 88234 | 21 | 4 | 48.1 | 44.2 | 46.15 | ||
| Arlen Bowen | 8/16/2007 | 89179 | 18 | 5 | 45.8 | 46.4 | 46.1 | ||
| Arlen Bowen | 9/7/2007 | 89653 | 21 | 10 | 9.5 | 48.1 | 53.2 | 44.7 | 50.65 |
| Arlen Bowen | 6/16/2008 | 93764 | 29 | 5 | 52.7 | 46.4 | 49.55 |