Combined Percent TDG Tracking - Apr 2007

Station: CHJ CHQW WEL LWG LGNW LGSA LGSW LMNA LMNW IHRA IDSW MCNA MCPW JDY JHAW TDA TDDO BON CCIW WRNO CWMW
Gas Cap %: 110 110 115 115 120 115 120 115 120 115 120 115 120 115 120 115 120 115 120 120
Method: %TDG# Hr %TDG# Hr WA WA WA WA WA WA WA WA WA WA ORWA WA ORWA WA ORWA WA ORWA ORWA WA
04/01/2007 103 0 103 0 • 101 102 107 106 104 104 106 106 112 118 118 105 118 118 107 108 108 106 118 118 109 109 108
04/02/2007 102 0 102 0 • 102 102 107 106 104 103 106 106 112 115 115 105 108 112 107 107 108 106 113 115 107 108 108
04/03/2007 102 0 102 0 • 101 111 106 112 103 115 104 115 112 118 118 105 119 119 106 108 108 106 116 115 108 108 106
04/04/2007 103 0 102 0 • 100 112 105 111 104 116 103 114 112 118 118 106 116 116 109 110 110 105 113 116 106 108 106
04/05/2007 103 0 103 0 • 100 112 104 111 105 116 102 114 115 116 117 108 115 115 108 108 108 109 114 114 109 109 108
04/06/2007 104 0 104 0 • 101 112 103 109 107 116 106 114 116 116 116 110 112 114 109 109 109 108 113 114 108 109 108
04/07/2007 106 0 106 0 • 102 112 104 109 111 116 112 114 116 119 119 112 113 113 110 110 110 110 112 112 109 109 108
04/08/2007 106 0 107 0 • 103 112 105 110 111 117 115 115 116 119 119 114 113 113 112 111 111 109 112 112 109 109 110
04/09/2007 106 0 107 0 • 103 112 107 111 111 117 116 115 115 117 118 114 112 113 112 110 111 109 113 113 108 109 110
04/10/2007 106 0 108 0 • 103 111 107 113 109 116 113 115 111 117 116 111 119 115 110 114 114 108 118 118 112 112 110
04/11/2007 105 0 106 0 • 102 111 107 118 107 116 111 115 107 122 122 110 120 119 113 116 116 111 119 119 113 113 111
04/12/2007 106 0 106 0 • 102 111 107 117 107 118 111 113 106 115 119 110 119 119 113 114 116 113 118 119 116 116 112
04/13/2007 106 0 106 0 • 100 110 106 113 110 119 114 115 107 117 115 108 118 119 111 115 115 112 119 119 115 115 114
04/14/2007 106 0 106 0 • 100 110 108 114 112 119 114 115 108 115 116 107 118 118 111 114 115 115 118 119 116 116 114
04/15/2007 106 0 108 0 • 100 111 108 112 112 120 114 114 106 117 117 107 118 118 110 114 114 113 118 118 113 116 114
04/16/2007 107 0 106 0 • 101 111 108 114 110 120 116 113 107 115 117 108 118 118 113 115 115 112 118 118 114 114 114
04/17/2007 108 0 108 0 • 102 111 109 114 111 119 116 114 107 115 115 108 118 118 114 115 115 112 118 118 115 115 113
04/18/2007 107 0 107 0 • 102 112 109 114 111 119 115 114 107 115 115 108 117 118 113 114 115 111 118 118 114 114 113
04/19/2007 108 0 107 0 • 102 112 108 113 111 120 115 115 107 114 114 108 119 117 113 115 115 112 118 118 116 116 115
04/20/2007 108 0 108 0 • 103 112 108 113 111 121 114 115 108 115 115 109 120 120 116 117 117 113 118 118 116 116 115
04/21/2007 108 0 108 0 • 103 112 108 114 111 120 115 115 109 114 114 109 120 120 116 117 117 114 118 118 117 117 115
04/22/2007 109 0 120 10 • 102 112 109 114 111 119 115 115 109 114 114 109 120 120 116 116 117 115 118 118 117 117 115
04/23/2007 109 0 120 3 • 101 111 108 113 111 119 115 114 113 116 116 108 120 120 114 116 115 113 118 118 115 116 115
04/24/2007 109 0 109 0 • 101 111 109 114 111 119 116 114 113 116 117 109 119 119 114 116 116 112 117 118 115 115 115
04/25/2007 110 0 110 0 • 101 112 109 113 111 119 115 114 113 115 115 109 119 119 113 116 116 112 117 117 115 115 113
04/26/2007 109 0 109 0 • 102 111 109 114 111 116 115 114 113 115 115 109 119 119 114 117 117 112 117 117 115 115 115
04/27/2007 110 0 110 0 • 103 111 110 115 111 116 116 115 113 116 116 110 119 118 114 117 117 114 117 117 116 116 116
04/28/2007 110 0 111 1 • 103 111 110 115 112 114 116 115 114 116 116 111 118 118 114 117 117 114 117 117 116 116 116
04/29/2007 111 6 111 6 • 103 111 112 117 113 114 116 115 115 114 115 111 118 118 114 116 117 114 118 117 116 116 116
04/30/2007 111 7 111 3 • 104 111 113 118 114 114 116 116 115 117 116 111 119 119 114 117 116 114 118 118 116 115 115
Exceedances: 2 5 1 8 3 1 3

Generated: 18-Oct-2017 21:05:41

Hours used in calculating average:
WA: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36
Others: 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

Red text denotes exceedances.
Blacked out readings include data from gauges deemed likely to be malfunctioning.
• indicates no data due to malfunctioning gauge
- indicates gauge is out of service for winter
Dates run from hour 1 to 24 (not 0 to 23).
The gas caps shown only apply when spilling to facilitate juvenile fish passage ("voluntary spill") between April 3rd and August 31st. At all other times, the gas cap is 110%.

TDG instances are calculated based on the rounding methods that Oregon and Washington use, which is described by Oregon at www.deq.state.or.us/wq/pubs/imds/SigFigsIMD.pdf, the bottom of page 3, and by Washington here.