HISTORICAL INFORMATION
Location ID: 57A150 -- In 2002, between 7/30/2002 and 9/27/2002, the 1-day daily maximum values (1-Dmax) exceeded the criterion for this waterbody (20°C) on 48 of 60 days (80%); The maximum exceedance during this period was 23.6°C on 8/28/2002;
Location ID: 57A150 -- In 2001, between 7/10/2001 and 9/25/2001, the 1-day daily maximum values (1-Dmax) exceeded the criterion for this waterbody (20°C) on 73 of 78 days (94%); The maximum exceedance during this period was 26.2°C on 8/14/2001;
Dept. of Ecology unpublished data from core ambient monitoring station 57A150 (Spokane R. at Stateline Bridge) shows a 7-day mean of daily maximum values of 25.9 for mid-week 14 August 2001.
Hallock (2001) Dept. of Ecology Ambient Monitoring Station 57A150 (SPOKANE RIVER AT STATELINE BRIDGE) shows 8 excursions beyond the criterion out of 63 samples collected between 1993 - 2001.
Cusimano (2001) station 57A150 (Spokane R. at Stateline Bridge) shows 6 excursions beyond the criterion out of 8 samples collected between 06/00 - 09/00.
Dept. of Ecology unpublished data from the Spokane River TMDL at RM 96 shows excursions beyond the criterion from a 7-day mean of maximum daily continuous Hydrolab measurements collected during August 2001.
U.S.Geological Survey data from NWIS database station 12419500 (Spokane R abv Liberty Br. Nr Otis Orchard, WA) shows 1 excursions beyond the criterion out of 10 samples collected between 01/93 - 10/00.
Dept. of Ecology unpublished data from the Spokane River TMDL at RM 96 shows excursions beyond the criterion from continuous Hydrolab measurements collected during 16-17 August 1999.
HISTORICAL INFORMATION
Location ID: 57A150 -- In 2002, between 7/30/2002 and 9/27/2002, the 1-day daily maximum values (1-Dmax) exceeded the criterion for this waterbody (20°C) on 48 of 60 days (80%); The maximum exceedance during this period was 23.6°C on 8/28/2002;
Location ID: 57A150 -- In 2001, between 7/10/2001 and 9/25/2001, the 1-day daily maximum values (1-Dmax) exceeded the criterion for this waterbody (20°C) on 73 of 78 days (94%); The maximum exceedance during this period was 26.2°C on 8/14/2001;
Dept. of Ecology unpublished data from core ambient monitoring station 57A150 (Spokane R. at Stateline Bridge) shows a 7-day mean of daily maximum values of 25.9 for mid-week 14 August 2001.
Hallock (2001) Dept. of Ecology Ambient Monitoring Station 57A150 (SPOKANE RIVER AT STATELINE BRIDGE) shows 8 excursions beyond the criterion out of 63 samples collected between 1993 - 2001.
Cusimano (2001) station 57A150 (Spokane R. at Stateline Bridge) shows 6 excursions beyond the criterion out of 8 samples collected between 06/00 - 09/00.
Dept. of Ecology unpublished data from the Spokane River TMDL at RM 96 shows excursions beyond the criterion from a 7-day mean of maximum daily continuous Hydrolab measurements collected during August 2001.
U.S.Geological Survey data from NWIS database station 12419500 (Spokane R abv Liberty Br. Nr Otis Orchard, WA) shows 1 excursions beyond the criterion out of 10 samples collected between 01/93 - 10/00.
Dept. of Ecology unpublished data from the Spokane River TMDL at RM 96 shows excursions beyond the criterion from continuous Hydrolab measurements collected during 16-17 August 1999.