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Silver Steuben County
Indiana Clean Lakes Program Survey Data
Lake Information
Lake Location: 4 miles west of AngolaLatitude/Longitude: 41.37.616 N, 85.3.774 W
Lake Type: Glacial Lake
Surface Area: 96 ha (237 acres)
Maximum Depth: 11 m (36 ft)
Lake Access: Public
Ramp Type: Grass
Volunteer Survey Data
Silver Lake has been sampled by volunteers 27 years. The volunteer collected Secchi data is listed below:
| Sample Date | Sample Time | Secchi Depth (ft) | Chlorophyll-a (ug/L) | Total Phosphorus (ug/L) |
|---|---|---|---|---|
| 1991-06-09 | 2:00 | 10.25 | ||
| 1991-06-22 | 10:30 | 10.00 | ||
| 1991-07-10 | 2:30 | 12.00 | ||
| 1991-07-27 | 1:30 | 9.50 | ||
| 1991-08-15 | 2:45 | 11.25 | ||
| 1992-06-10 | 10:00 | 13.50 | ||
| 1992-06-26 | 10:30 | 12.50 | ||
| 1992-07-28 | 3:00 | 9.00 | ||
| 1992-08-13 | 3:45 | 8.50 | ||
| 1992-09-01 | 12:15 | 8.50 | ||
| 1992-09-17 | 10:00 | 7.50 | ||
| 1992-10-03 | 1:00 | 7.00 | ||
| 1993-05-07 | 1:15 | 9.50 | ||
| 1993-06-11 | 1:30 | 8.00 | ||
| 1993-07-05 | 3:30 | 10.00 | ||
| 1993-07-16 | 10:00 | 9.50 | ||
| 1993-08-09 | 3:30 | 7.00 | ||
| 1993-09-04 | 3:00 | 7.00 | ||
| 1993-09-24 | 2:00 | 7.00 | ||
| 1994-05-21 | 3:15 | 9.00 | ||
| 1994-06-09 | 2:15 | 9.00 | 1.19 | 41.00 |
| 1994-07-08 | 12:30 | 7.00 | ||
| 1994-07-11 | 2.89 | 18.00 | ||
| 1994-07-24 | 11:00 | 6.50 | ||
| 1994-08-22 | 12:30 | 6.25 | 3.34 | 38.00 |
| 1994-09-02 | 2:00 | 7.00 | ||
| 1994-09-27 | 3:30 | 8.00 | 1.39 | 28.00 |
| 1994-10-13 | 1:45 | 9.00 | ||
| 1994-10-27 | 10:15 | 12.50 | ||
| 1995-05-19 | 12:00 | 8.50 | 1.50 | 37.00 |
| 1995-06-04 | 2:30 | 10.00 | ||
| 1995-06-30 | 9:00 | 8.00 | 2.67 | 20.00 |
| 1995-07-09 | 11:00 | 10.00 | ||
| 1995-07-28 | 0.64 | 21.50 | ||
| 1995-07-28 | 3:30 | 9.00 | ||
| 1995-08-15 | 12:00 | 9.25 | ||
| 1995-08-23 | 10:00 | 10.00 | 0.34 | 5.00 |
| 1995-09-11 | 3:00 | 8.50 | ||
| 1995-09-24 | 0.17 | 12.00 | ||
| 1995-09-30 | 1:00 | 8.50 | ||
| 1996-05-31 | 8.00 | |||
| 1996-06-15 | 10.00 | |||
| 1996-06-23 | 11.00 | |||
| 1996-06-27 | 0.02 | 22.00 | ||
| 1996-07-31 | 8.50 | 1.62 | 26.00 | |
| 1996-08-29 | 2:15 | 9.00 | 1.15 | 23.00 |
| 1996-09-24 | 10:30 | 7.00 | 2.17 | 33.00 |
| 1996-10-02 | 10:00 | 7.50 | ||
| 1996-10-15 | 9:30 | 11.50 | ||
| 1997-04-25 | 2:15 | 15.00 | ||
| 1997-05-13 | 10:00 | 20.50 | ||
| 1997-05-28 | 9:00* | 18.00 | 0.14 | |
| 1997-06-17 | 1:30 | 14.50 | ||
| 1997-06-27 | 10:15 | 16.00 | 0.72 | |
| 1997-07-05 | 3:00 | 13.50 | ||
| 1997-07-24 | 10:45 | 9.50 | 1.26 | 14.00 |
| 1997-08-08 | 3:00 | 9.00 | ||
| 1997-08-26 | 2:00 | 9.25 | ||
| 1997-08-30 | 10:00 | 9.00 | 2.27 | 17.00 |
| 1997-09-22 | 3:00 | 8.50 | ||
| 1997-10-03 | 3:30 | 10.50 | ||
| 1997-10-14 | 9:30 | 11.50 | ||
| 1998-05-12 | 10:00 | 11.50 | ||
| 1998-05-29 | 0.70 | 13.00 | ||
| 1998-06-24 | 1.57 | 29.00 | ||
| 1998-07-05 | 12:00 | 11.50 | ||
| 1998-07-27 | 4:15 | 8.25 | 1.24 | 13.00 |
| 1998-08-11 | 12:15 | 8.50 | ||
| 1998-08-20 | 12:30 | 8.50 | ||
| 1998-08-31 | 3:00 | 7.00 | 2.03 | 13.00 |
| 1998-09-26 | 2:45 | 7.50 | ||
| 1998-10-17 | 2:30 | 8.50 | ||
| 1999-05-24 | 2.11 | 72.00 | ||
| 1999-06-04 | 4:00 | 7.60 | ||
| 1999-06-23 | 1:00 | 8.00 | ||
| 1999-06-30 | 1.58 | 35.00 | ||
| 1999-07-07 | 2:00 | 8.50 | ||
| 1999-07-30 | 2:00 | 9.00 | 0.21 | 59.00 |
| 1999-10-21 | 10:00 | 9.00 | 1.77 | 31.00 |
| 2000-05-07 | 9:45 am | 14.00 | ||
| 2000-05-26 | 10:15 am | 9.00 | 0.89 | 24.00 |
| 2000-06-18 | 2:00 pm | 8.50 | 2.38 | 34.00 |
| 2000-07-16 | 10:30 am | 10.00 | 1.81 | 21.00 |
| 2000-08-15 | 9:30 am | 9.50 | ||
| 2000-08-28 | 2:30 pm | 9.00 | 1.35 | 25.00 |
| 2000-09-13 | 11:00 am | 9.50 | ||
| 2000-10-14 | 3:00 pm | 9.00 | ||
| 2001-05-23 | 10 am | 9.00 | 0.29 | 10.00 |
| 2001-06-18 | 2 pm | 10.50 | 0.49 | 10.00 |
| 2001-07-13 | 2:30 pm | 10.50 | ||
| 2001-07-29 | 11:30 A | 8.00 | 0.24 | 31.00 |
| 2001-08-21 | 2 PM | 10.00 | 0.26 | 28.00 |
| 2001-08-28 | 2:15 PM | 9.50 | ||
| 2002-07-25 | 11:30 AM | 9.00 | 1.92 | 36.00 |
| 2002-08-27 | 1:30 PM | 10.20 | 2.00 | 39.00 |
| 2003-05-27 | 3:30 PM | 10.50 | 0.60 | 38.00 |
| 2003-06-16 | 1:15 PM | 8.50 | ||
| 2003-06-30 | 11 A.M. | 11.00 | 1.07 | 3.00 |
| 2003-07-13 | 12:15 P.M. | 9.50 | ||
| 2003-07-31 | 10:30 A.M. | 9.00 | 1.15 | 10.00 |
| 2003-08-13 | 1:00 PM | 9.50 | ||
| 2003-08-24 | 11:30 AM | 8.00 | 2.48 | 31.00 |
| 2004-05-29 | 10:30 am | 11.00 | 1.67 | 26.00 |
| 2004-06-07 | 3:15 p.m. | 9.00 | ||
| 2004-06-23 | 12:30 pm | 8.50 | 2.24 | 43.00 |
| 2004-07-01 | 10:00 A.M. | 8.50 | ||
| 2004-07-30 | 2:00 PM | 10.50 | 1.47 | 40.00 |
| 2004-09-24 | 2:30 PM | 9.25 | 1.67 | 40.00 |
| 2005-05-30 | 10:15 AM | 13.70 | 0.80 | 35.00 |
| 2005-06-09 | 10am | 14.60 | ||
| 2005-06-30 | 11am | 12.80 | 1.34 | 71.00 |
| 2005-07-23 | 3 pm | 9.40 | 1.43 | 21.00 |
| 2005-08-31 | 11:30 pm | 10.40 | 2.78 | 26.00 |
| 2006-05-10 | 2:45 pm | 11.20 | ||
| 2006-05-29 | 3pm | 11.00 | 30.00 | |
| 2006-06-28 | 0.46 | 24.00 | ||
| 2006-07-30 | 11 am | 10.40 | 32.00 | |
| 2006-09-03 | 3:45pm | 11.40 | 0.37 | 16.00 |
| 2007-05-20 | 2:30 pm | 13.00 | 0.01 | 20.00 |
| 2007-06-22 | 11:30 am | 10.00 | 1.87 | 13.00 |
| 2007-06-28 | 11:15 am | 10.00 | ||
| 2007-07-21 | 1:00 pm | 11.80 | 0.74 | 40.00 |
| 2007-09-17 | 11:00 am | 8.20 | 4.01 | 16.00 |
| 2008-05-29 | 2.24 | 17.00 | ||
| 2008-06-30 | 10:00 am | 10.00 | 2.50 | 17.00 |
| 2008-07-29 | 02:30 pm | 10.20 | 1.34 | 29.00 |
| 2008-08-29 | 02:30 pm | 9.50 | 1.89 | 66.00 |
| 2009-06-08 | 11:00:00 AM | 9.40 | 15.00 | |
| 2009-07-26 | 10:00:00 AM | 15.40 | 0.59 | 12.00 |
| 2009-08-25 | 3.75 | 15.00 | ||
| 2010-05-20 | 9:30:00 AM | 10.50 | 1.33 | 19.00 |
| 2010-06-21 | 1:00:00 PM | 9.40 | 1.33 | 13.00 |
| 2010-07-28 | 10:00:00 AM | 10.80 | 29.90 | 13.00 |
| 2010-08-17 | 10:00:00 AM | 10.90 | 1.87 | 17.00 |
| 2011-05-20 | 9:15 AM | 9.8 | 1.39 | 30.0 |
| 2011-06-19 | 9:15 AM | 8.5 | 4.00 | 26.0 |
| 2011-07-23 | 9:30 AM | 9.8 | 2.16 | 13.0 |
| 2011-08-26 | 11:45 AM | 10.3 | 2.75 | 13.0 |
| 2012-05-25 | 8:30 AM | 10.1 | 2.32 | 10 |
| 2012-06-22 | 8:00 AM | 12.7 | 1.72 | 10 |
| 2012-07-27 | 8:30 AM | 10.1 | 4.13 | 13 |
| 2012-08-25 | 7:30 AM | 11.3 | 1.72 | 13 |
| 2013-05-24 | 9:00 AM | 9.3 | 5.27 | 24 |
| 2013-06-24 | 7:30 AM | 13.8 | 2.76 | 18 |
| 2013-08-29 | 8:00 AM | 11.1 | 2.6 | 23 |
| 2014-05-22 | 7:45 AM | 11.1 | 15.84 | 53.27 |
| 2014-06-12 | 7:45 AM | 9.9 | 3.94 | 34.5 |
| 2014-07-27 | 9:30 AM | 12.4 | 2.78 | 19.13 |
| 2014-08-31 | 7:45 AM | 11.4 | 4.45 | 15.93 |
| 2015-05-15 | 7:15 AM | 14.2 | 1.79 | 20.7 |
| 2015-06-03 | 7:00 AM | 14.8 | ||
| 2015-06-29 | 7:15 AM | 14.5 | 2.91 | 24.2 |
| 2015-07-26 | 7:45 AM | 12.1 | 26.4 | |
| 2015-08-21 | 9:15 AM | 11.1 | 32.9 | 23.1 |
| 2016-05-25 | 7:00 AM | 20.4 | 0.92 | 16 |
| 2016-06-24 | 8:00 AM | 13.6 | 1.99 | 16 |
| 2016-07-31 | 7:45 AM | 13.4 | 1.99 | 9 |
| 2016-08-27 | 10:30 AM | 11.2 | 3.58 | 12 |
| 2017-05-26 | 9:15 AM | 11.7 | 1.99 | 17 |
| 2017-06-27 | 8:45 AM | 12.0 | 18 | |
| 2017-07-29 | 7:45 AM | 12.5 | 2.39 | 13 |
| 2017-08-24 | 8:30 AM | 12.5 | 3.18 | 14 |