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Streamflow Measurements for the Nation
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| Meas. Number |
Date Time | Time Datum |
Measurement Used? |
Who | Measuring Agency |
Stream flow (ft3/s) |
Gage Height (ft) |
GH Change (ft) |
Meas. Duration (hr) |
Meas. Rated |
Control | Flow Adjust. Code |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 180 | 1992-10-02 10:20 | MDT | Yes | RJW | USGS | 134 | 2.10 | 0.00 | 0.70 | Good | VegetationLight | NONE |
| 179 | 1992-08-06 10:19 | MDT | Yes | LGS | USGS | 49.6 | 1.73 | 0.00 | 0.80 | Good | DebrisLight | NONE |
| 178 | 1992-06-02 14:30 | MDT | Yes | JRF | USGS | 412 | 3.02 | 0.00 | 0.80 | Excellent | Clear | NONE |
| 177 | 1992-05-07 08:45 | MDT | Yes | RRS | USGS | 424 | 3.11 | 0.00 | 0.70 | Good | Clear | NONE |
| 176 | 1992-04-09 09:55 | MDT | Yes | JRF | USGS | 136 | 2.12 | 0.00 | 0.40 | Good | Clear | NONE |
| 175 | 1992-01-30 10:40 | MST | Yes | JRF | USGS | 51.1 | 1.65 | 0.00 | 0.50 | Good | Clear | NONE |
| 174 | 1991-12-09 11:30 | MST | Yes | JRF | USGS | 67.0 | 1.76 | 0.00 | 0.60 | Good | Clear | NONE |
| 173 | 1991-10-08 14:30 | MDT | Yes | RJW | USGS | 28.3 | 1.47 | 0.00 | 0.70 | Good | Clear | NONE |
| 172 | 1991-08-26 12:40 | MDT | Yes | RJW/LGS | USGS | 71.9 | 1.79 | 0.00 | 0.60 | Good | VegetationLight | NONE |
| 171 | 1991-06-24 10:00 | MDT | Yes | JRF | USGS | 593 | 3.45 | 0.00 | 0.80 | Excellent | Clear | NONE |
| 170 | 1991-05-20 15:15 | MDT | Yes | RJW | USGS | 655 | 3.64 | -0.02 | 1.30 | Good | Clear | NONE |
| 169 | 1991-04-19 10:00 | MDT | Yes | JRF | USGS | 140 | 2.13 | 0.00 | 0.50 | Good | Clear | NONE |
| 168 | 1991-03-07 14:50 | MST | Yes | RJW | USGS | 94.9 | 1.91 | 0.00 | 0.50 | Good | Clear | NONE |
| 167 | 1991-01-09 11:17 | MST | Yes | RJW/LGS | USGS | 52.7 | 2.50 | 0.00 | 1.20 | Fair | IceCover | NONE |
| 166 | 1990-10-11 10:20 | MDT | Yes | JRF | USGS | 55.3 | 1.71 | 0.00 | 0.50 | Excellent | Clear | NONE |
| 165 | 1990-09-26 09:42 | MDT | Yes | LGS/RJW | USGS | 38.5 | 1.56 | 0.00 | 0.60 | Good | Clear | NONE |
| 164 | 1990-08-22 15:15 | MDT | Yes | JRF | USGS | 131 | 2.11 | 0.01 | 0.60 | Good | Clear | NONE |
| 163 | 1990-07-16 17:00 | MDT | Yes | ARS | USGS | 320 | 2.80 | 0.00 | 0.70 | Good | Clear | NONE |
| 162 | 1990-06-27 14:40 | MDT | Yes | RJW/JRF | USGS | 724 | 3.70 | -0.01 | 1.10 | Good | Clear | NONE |
| 161 | 1990-06-15 09:10 | MDT | Yes | JRF | USGS | 362 | 2.93 | -0.01 | 0.70 | Good | DebrisModerate | NONE |
| 160 | 1990-06-01 12:15 | MDT | Yes | JRF | USGS | 505 | 3.33 | 0.00 | 1.00 | Excellent | DebrisLight | NONE |
| 159 | 1990-05-15 11:10 | MDT | Yes | PLK | USGS | 240 | 2.55 | 0.00 | 0.60 | Good | Clear | NONE |
| 158 | 1990-03-29 10:25 | MST | Yes | RLC | USGS | 96.8 | 1.92 | 0.00 | 0.60 | Good | Clear | NONE |
| 157 | 1990-02-20 11:15 | MST | Yes | RLC | USGS | 58.9 | 2.01 | 0.00 | 0.80 | Fair | IceCover | NONE |
| 156 | 1989-12-28 11:00 | MST | Yes | RLC | USGS | 85.7 | 1.87 | 0.00 | 0.50 | Good | Clear | NONE |
| 155 | 1989-10-02 10:35 | MDT | Yes | RLC | USGS | 61.3 | 1.76 | 0.00 | 0.70 | Good | Clear | NONE |
| 154 | 1989-08-31 11:05 | MDT | Yes | RLC | USGS | 120 | 2.08 | 0.00 | 0.60 | Good | Clear | NONE |
| 153 | 1989-07-17 10:20 | MDT | Yes | RLC | USGS | 373 | 2.92 | 0.00 | 0.70 | Good | Clear | NONE |
| 152 | 1989-06-05 11:45 | MDT | Yes | RLC | USGS | 530 | 3.33 | 0.00 | 0.80 | Good | Clear | NONE |
| 151 | 1989-04-26 10:15 | MDT | Yes | RLC | USGS | 470 | 3.21 | 0.00 | 0.80 | Fair | Clear | NONE |
| 150 | 1989-03-24 11:20 | MST | Yes | RLC | USGS | 82.6 | 1.84 | 0.00 | 0.60 | Good | Clear | NONE |
| 149 | 1989-02-23 11:05 | MST | Yes | RLC | USGS | 38.8 | 2.32 | 0.00 | 0.50 | Poor | IceCover | NONE |
| 148 | 1989-01-12 11:45 | MST | Yes | RLC | USGS | 68.8 | 2.24 | 0.00 | 0.40 | Fair | IceShore | NONE |
| 147 | 1988-11-23 09:40 | MST | Yes | RLC | USGS | 83.3 | 1.85 | 0.00 | 0.50 | Good | Clear | NONE |
| 146 | 1988-10-03 16:50 | MDT | Yes | RRS | USGS | 24.8 | 1.44 | 0.00 | 0.60 | Good | Clear | NONE |
| 145 | 1988-08-09 10:50 | MDT | Yes | RLC | USGS | 42.9 | 1.60 | 0.00 | 0.70 | Good | Clear | NONE |
| 144 | 1988-05-19 11:30 | MDT | Yes | RLC | USGS | 395 | 2.99 | 0.00 | 0.50 | Good | Clear | NONE |
| 143 | 1988-04-07 10:10 | MDT | Yes | RLC | USGS | 81.0 | 1.86 | 0.00 | 0.60 | Good | Clear | NONE |
| 142 | 1988-02-19 10:45 | MST | Yes | RLC | USGS | 39.9 | 1.59 | 0.00 | 0.60 | Fair | NONE | |
| 141 | 1988-01-08 11:20 | MST | Yes | RLC | USGS | 20.5 | 1.91 | 0.00 | 0.30 | Fair | IceCover | NONE |
| 140 | 1987-11-17 11:25 | MST | Yes | RLC | USGS | 22.9 | 1.43 | 0.00 | 0.60 | Good | IceShore | NONE |
| 139 | 1987-10-07 11:00 | MDT | Yes | RLC | USGS | 20.7 | 1.41 | 0.00 | 0.40 | Fair | Clear | NONE |
| 138 | 1987-08-21 -- -- | -- | Yes | RLC | USGS | 74.6 | 1.85 | 0.00 | 0.60 | Good | Clear | NONE |
| 137 | 1987-07-16 -- -- | -- | Yes | RLC | USGS | 66.1 | 1.78 | 0.00 | 0.50 | Good | Clear | NONE |
| 136 | 1987-06-05 -- -- | -- | Yes | RLC | USGS | 218 | 2.48 | 0.00 | 0.70 | Good | Clear | NONE |
| 135 | 1987-05-05 -- -- | -- | Yes | ARS | USGS | 377 | 2.96 | -0.01 | 1.20 | Good | Clear | NONE |
| 134 | 1987-03-17 -- -- | -- | Yes | ARS | USGS | 91.4 | 1.90 | 0.00 | 0.50 | Good | Clear | NONE |
| 133 | 1987-03-16 -- -- | -- | Yes | ARS | USGS | 99.4 | 1.91 | 0.00 | 0.80 | Good | Clear | NONE |
| 132 | 1987-02-11 -- -- | -- | Yes | ARS | USGS | 31.8 | 1.50 | 0.01 | 0.80 | Good | Clear | NONE |
| 131 | 1987-01-06 -- -- | -- | Yes | ARS | USGS | 40.1 | 1.60 | -0.01 | Fair | DebrisLight | NONE | |
| 130 | 1986-11-17 -- -- | -- | Yes | ARS | USGS | 55.7 | 1.71 | 0.00 | 0.50 | Good | Clear | NONE |
| 129 | 1986-10-02 -- -- | -- | Yes | PLK | USGS | 69.8 | 1.80 | 0.00 | 0.50 | Good | DebrisLight | NONE |
| 128 | 1986-08-15 -- -- | -- | Yes | PLK | USGS | 58.8 | 1.71 | 0.00 | 0.60 | Good | DebrisLight | NONE |
| 127 | 1986-07-03 -- -- | -- | Yes | PLK | USGS | 214 | 2.48 | 0.00 | 0.80 | Good | Clear | NONE |
| 126 | 1986-05-27 -- -- | -- | Yes | PLK | USGS | 556 | 3.41 | 0.01 | 0.90 | Good | Clear | NONE |
| 125 | 1986-04-08 -- -- | -- | Yes | PLK | USGS | 210 | 2.39 | 0.00 | 0.60 | Good | Clear | NONE |
| 124 | 1986-02-21 -- -- | -- | Yes | PLK | USGS | 58.0 | 1.76 | -0.01 | 0.60 | Good | IceShore | NONE |
| 123 | 1986-01-06 -- -- | -- | Yes | PLK | USGS | 40.5 | 2.19 | 0.00 | 0.90 | Fair | IceCover | NONE |
| 122 | 1985-11-12 -- -- | -- | Yes | PLK | USGS | 126 | 2.06 | 0.00 | 0.60 | Good | Clear | NONE |
| 121 | 1985-08-12 -- -- | -- | Yes | PLK | USGS | 109 | 1.99 | 0.01 | 0.60 | Good | Clear | NONE |
| 120 | 1985-06-24 -- -- | -- | Yes | CLC/PLK | USGS | 253 | 2.56 | 0.00 | 0.50 | Good | Clear | NONE |
| 119 | 1985-05-20 -- -- | -- | Yes | PLK | USGS | 495 | 3.26 | 0.00 | 0.90 | Good | Clear | NONE |
| 118 | 1985-04-15 -- -- | -- | Yes | PLK | USGS | 317 | 2.80 | 0.00 | 0.70 | Good | Clear | NONE |
| 117 | 1985-03-04 -- -- | -- | Yes | PLK | USGS | 33.2 | 1.66 | -0.01 | 0.60 | Fair | IceShore | NONE |
| 116 | 1985-01-15 -- -- | -- | Yes | PLK | USGS | 36.5 | 2.09 | 0.00 | 0.50 | Fair | IceCover | NONE |
| 115 | 1984-10-09 -- -- | -- | Yes | MMH | USGS | 74.4 | 1.81 | 0.00 | 0.60 | Good | Clear | NONE |
| 114 | 1984-08-27 -- -- | -- | Yes | SAS | USGS | 67.4 | 1.77 | 0.00 | 0.50 | Good | Clear | NONE |
| 113 | 1984-07-16 -- -- | -- | Yes | SAS | USGS | 306 | 2.71 | 0.00 | 0.50 | Good | Clear | NONE |
| 112 | 1984-06-05 -- -- | -- | Yes | SAS | USGS | 413 | 3.04 | 0.00 | 0.50 | Good | Clear | NONE |
| 111 | 1984-04-24 -- -- | -- | Yes | SAS | USGS | 342 | 2.81 | 0.00 | 0.50 | Good | Clear | NONE |
| 110 | 1984-03-12 -- -- | -- | Yes | MMH | USGS | 49.1 | 1.62 | 0.00 | 0.50 | Fair | Clear | NONE |
| 109 | 1984-01-23 -- -- | -- | Yes | MMH | USGS | 46.4 | 2.24 | -0.02 | 0.80 | Poor | IceCover | NONE |
| 108 | 1983-12-12 -- -- | -- | Yes | MMH | USGS | 52.6 | 1.68 | 0.00 | 0.60 | Fair | DebrisLight | NONE |
| 107 | 1983-10-04 -- -- | -- | Yes | RET/MMH | USGS | 47.7 | 1.62 | 0.00 | 0.60 | Fair | Clear | NONE |
| 106 | 1983-08-24 -- -- | -- | Yes | JAL/RJO | USGS | 90.3 | 1.89 | 0.00 | 0.50 | Poor | Clear | NONE |
| 105 | 1983-06-16 -- -- | -- | Yes | CP | USGS | 386 | 2.93 | 0.00 | 0.70 | Good | Clear | NONE |
| 104 | 1983-03-21 -- -- | -- | Yes | MMH/SAS | USGS | 81.8 | 1.84 | 0.00 | 0.40 | Good | Clear | NONE |
| 103 | 1983-02-14 -- -- | -- | Yes | JAH/CP | USGS | 34.1 | 1.50 | 0.00 | 0.50 | Poor | Clear | NONE |
| 102 | 1983-01-17 -- -- | -- | Yes | JAH | USGS | 49.7 | 2.11 | -0.02 | 0.60 | Poor | IceCover | NONE |
| 101 | 1982-12-13 -- -- | -- | Yes | JAH | USGS | 56.5 | 1.89 | Poor | IceCover | NONE | ||
| 100 | 1982-11-15 -- -- | -- | Yes | CP | USGS | 54.5 | 1.66 | 0.00 | 0.80 | Good | Clear | NONE |
| 99 | 1982-10-05 -- -- | -- | Yes | RJW | USGS | 82.9 | 1.85 | 0.00 | 0.70 | Good | Clear | NONE |
| 98 | 1982-07-20 -- -- | -- | Yes | RJW | USGS | 276 | 2.62 | 0.00 | 0.60 | Good | Clear | NONE |
| 97 | 1982-05-27 -- -- | -- | Yes | RJW | USGS | 866 | 4.02 | -0.01 | 1.50 | Good | Clear | NONE |
| 96 | 1982-04-20 -- -- | -- | Yes | RJW | USGS | 154 | 2.19 | 0.00 | 0.40 | Good | Clear | NONE |
| 95 | 1982-02-17 -- -- | -- | Yes | RJW | USGS | 103 | 2.80 | -0.01 | 0.60 | Poor | IceCover | NONE |
| 94 | 1981-12-29 -- -- | -- | Yes | RJW | USGS | 50.4 | 2.19 | 0.02 | 0.50 | Good | IceCover | NONE |
| 93 | 1981-10-27 -- -- | -- | Yes | RJW | USGS | 36.9 | 1.52 | 0.00 | 0.40 | Fair | NONE | |
| 92 | 1981-09-08 -- -- | -- | Yes | DEG | USGS | 45.8 | 1.64 | 0.00 | 0.50 | Good | Clear | NONE |
| 91 | 1981-07-24 -- -- | -- | Yes | RJW | USGS | 211 | 2.45 | -0.01 | 0.70 | Good | Clear | NONE |
| 90 | 1981-06-01 -- -- | -- | Yes | EJB | USGS | 787 | 3.73 | 0.00 | 1.50 | Good | Clear | NONE |
| 89 | 1981-05-24 -- -- | -- | Yes | DEG | USGS | 832 | 3.75 | 0.00 | 1.20 | Good | Clear | NONE |
| 88 | 1981-05-05 -- -- | -- | Yes | RJW | USGS | 424 | 3.07 | -0.01 | 0.50 | Good | NONE | |
| 87 | 1981-03-31 -- -- | -- | Yes | DEG | USGS | 114 | 2.00 | 0.00 | 0.60 | Good | Clear | NONE |
| 86 | 1981-02-10 -- -- | -- | Yes | DEG | USGS | 50.5 | 2.27 | -0.02 | 0.40 | Fair | IceCover | NONE |
| 85 | 1981-01-09 -- -- | -- | Yes | DEG | USGS | 99.1 | 1.94 | 0.00 | 0.50 | Good | Clear | NONE |
| 84 | 1980-11-13 -- -- | -- | Yes | DEG/RJW | USGS | 90.2 | 1.91 | 0.00 | 0.50 | Good | Clear | NONE |
| 83 | 1980-10-06 -- -- | -- | Yes | RRS | USGS | 55.9 | 1.68 | 0.00 | 0.50 | Good | Clear | NONE |
| 82 | 1980-08-20 -- -- | -- | Yes | RJW | USGS | 53.9 | 1.66 | 0.00 | 0.50 | Fair | Clear | NONE |
| 81 | 1980-06-23 -- -- | -- | Yes | RJW | USGS | 429 | 3.03 | 0.00 | 0.50 | Good | Clear | NONE |
| 80 | 1980-05-27 -- -- | -- | Yes | TJH | USGS | 842 | 3.88 | -0.01 | 1.20 | Fair | Clear | NONE |
| 79 | 1980-04-22 -- -- | -- | Yes | RJW | USGS | 461 | 3.14 | 0.00 | 0.70 | Good | Clear | NONE |
| 78 | 1980-02-25 -- -- | -- | Yes | RJW | USGS | 31.5 | 1.46 | 0.00 | 0.30 | Fair | IceShore | NONE |
| 77 | 1980-01-21 -- -- | -- | Yes | RJW | USGS | 31.7 | 1.82 | 0.00 | 0.70 | Poor | IceCover | NONE |
| 76 | 1979-11-16 -- -- | -- | Yes | TJH | USGS | 26.1 | 1.40 | 0.01 | 0.70 | Good | IceShore | NONE |
| 75 | 1979-10-01 -- -- | -- | Yes | TJH | USGS | 32.2 | 1.47 | 0.00 | 0.70 | Fair | Clear | NONE |
| 74 | 1979-07-26 -- -- | -- | Yes | RJW/TJH | USGS | 141 | 2.11 | 0.00 | 0.80 | Good | Clear | NONE |
| 73 | 1979-06-11 -- -- | -- | Yes | RJW/TJH | USGS | 408 | 3.03 | 0.00 | 0.70 | Good | Clear | NONE |
| 72 | 1979-05-31 -- -- | -- | Yes | RJW/TJH | USGS | 517 | 3.22 | -0.01 | 1.50 | Good | Clear | NONE |
| 71 | 1979-04-26 -- -- | -- | Yes | RJW | USGS | 184 | 2.35 | 0.01 | 0.70 | Fair | Clear | NONE |
| 70 | 1979-03-01 -- -- | -- | Yes | RJW | USGS | 57.4 | 2.05 | -0.16 | 0.50 | Fair | DebrisModerate | NONE |
| 69 | 1979-01-30 -- -- | -- | Yes | RJW | USGS | 27.0 | 2.59 | 0.01 | 0.70 | Poor | IceCover | NONE |
| 68 | 1978-12-18 -- -- | -- | Yes | LLH | USGS | 41.9 | 1.71 | 0.00 | 0.70 | Fair | IceCover | NONE |
| 67 | 1978-11-16 -- -- | -- | Yes | LLH | USGS | 37.2 | 1.59 | 0.00 | 0.50 | Fair | IceShore | NONE |
| 66 | 1978-10-05 -- -- | -- | Yes | LLH | USGS | 45.5 | 1.64 | 0.00 | 0.40 | Fair | Clear | NONE |
| 65 | 1978-08-15 -- -- | -- | Yes | LLH | USGS | 136 | 2.08 | 0.00 | 0.60 | Good | NONE | |
| 64 | 1978-06-09 -- -- | -- | Yes | LLH | USGS | 825 | 3.86 | 0.00 | 1.30 | Fair | NONE | |
| 63 | 1978-05-28 -- -- | -- | Yes | LLH | USGS | 500 | 3.30 | 0.00 | 0.80 | Fair | NONE | |
| 62 | 1978-04-07 -- -- | -- | Yes | LLH | USGS | 292 | 2.65 | -0.01 | 0.60 | Good | NONE | |
| 61 | 1978-02-24 -- -- | -- | Yes | LLH | USGS | 40.5 | 1.55 | 0.00 | 0.50 | Fair | IceShore | NONE |
| 60 | 1978-01-17 -- -- | -- | Yes | LLH | USGS | 55.3 | 1.86 | 0.00 | 0.40 | Fair | IceShore | NONE |
| 59 | 1977-12-02 -- -- | -- | Yes | LLH | USGS | 117 | 2.01 | 0.00 | 0.50 | Good | IceShore | NONE |
| 58 | 1977-10-04 -- -- | -- | Yes | LLH | USGS | 90.6 | 1.87 | 0.00 | 0.50 | Good | NONE | |
| 57 | 1977-08-11 -- -- | -- | Yes | LLH | USGS | 61.4 | 1.68 | 0.00 | 0.50 | Fair | NONE | |
| 56 | 1977-07-05 -- -- | -- | Yes | LLH | USGS | 160 | 2.16 | 0.00 | 0.50 | Good | NONE | |
| 55 | 1977-05-20 -- -- | -- | Yes | LLH | USGS | 224 | 2.41 | 0.00 | 0.50 | Good | NONE | |
| 54 | 1977-04-15 -- -- | -- | Yes | LLH | USGS | 168 | 2.15 | 0.00 | 0.60 | Good | NONE | |
| 53 | 1977-02-24 -- -- | -- | Yes | LLH | USGS | 40.3 | 1.50 | 0.01 | 0.40 | Fair | IceShore | NONE |
| 52 | 1977-02-11 -- -- | -- | Yes | LLH | USGS | 30.8 | 2.32 | 0.00 | 0.70 | Fair | IceCover | NONE |
| 51 | 1977-01-11 -- -- | -- | Yes | LLH | USGS | 27.0 | 1.91 | 0.00 | 0.70 | Fair | IceCover | NONE |
| 50 | 1976-12-06 -- -- | -- | Yes | LLH | USGS | 40.9 | 1.53 | 0.00 | 0.40 | Fair | IceShore | NONE |
| 49 | 1976-10-15 -- -- | -- | Yes | LLH | USGS | 39.1 | 1.54 | 0.00 | 0.40 | Fair | NONE | |
| 48 | 1976-09-16 -- -- | -- | Yes | RTC | USGS | 60.7 | 1.69 | 0.00 | 0.50 | Good | NONE | |
| 47 | 1976-08-06 -- -- | -- | Yes | LLH | USGS | 176 | 2.23 | 0.00 | 0.50 | Good | NONE | |
| 46 | 1976-07-09 -- -- | -- | Yes | LLH | USGS | 464 | 3.17 | 0.00 | 0.80 | Good | NONE | |
| 45 | 1976-06-02 -- -- | -- | Yes | LLH | USGS | 433 | 3.09 | 0.00 | 0.70 | Good | NONE | |
| 44 | 1976-05-07 -- -- | -- | Yes | LLH | USGS | 380 | 2.92 | 0.00 | 0.70 | Good | NONE | |
| 43 | 1976-04-08 -- -- | -- | Yes | LLH | USGS | 242 | 2.49 | 0.01 | 0.50 | Good | NONE | |
| 42 | 1976-03-12 -- -- | -- | Yes | LLH | USGS | 55.3 | 1.62 | -0.01 | 0.50 | Good | IceShore | NONE |
| 41 | 1976-01-10 -- -- | -- | Yes | LLH | USGS | 65.4 | 1.69 | 0.00 | 0.40 | Fair | IceShore | NONE |
| 40 | 1975-12-15 -- -- | -- | Yes | LLH | USGS | 130 | 2.02 | 0.00 | 0.50 | Good | Clear | NONE |
| 39 | 1975-11-04 -- -- | -- | Yes | LLH | USGS | 91.1 | 1.87 | 0.00 | 0.50 | Fair | Clear | NONE |
| 38 | 1975-10-01 -- -- | -- | Yes | LLH | USGS | 64.3 | 1.71 | 0.00 | 0.40 | Good | Clear | NONE |
| 37 | 1975-08-18 -- -- | -- | Yes | LLH | USGS | 108 | 1.95 | 0.00 | 0.50 | Good | Clear | NONE |
| 36 | 1975-07-25 -- -- | -- | Yes | RTC | USGS | 239 | 2.51 | 0.00 | 0.50 | Good | Clear | NONE |
| 35 | 1975-07-01 -- -- | -- | Yes | LLH | USGS | 377 | 2.95 | 0.01 | 0.70 | Good | Clear | NONE |
| 34 | 1975-06-17 -- -- | -- | Yes | RTC | USGS | 878 | 3.96 | -0.02 | 1.70 | Good | DebrisLight | NONE |
| 33 | 1975-05-15 -- -- | -- | Yes | RTC | USGS | 592 | 3.55 | 0.00 | 1.00 | Fair | Clear | NONE |
| 32 | 1975-05-08 -- -- | -- | Yes | RTC | USGS | 271 | 2.59 | 0.02 | 0.70 | Fair | Clear | NONE |
| 31 | 1975-04-09 -- -- | -- | Yes | LLH/RTC | USGS | 41.9 | 1.65 | -0.10 | 0.50 | Fair | IceShore | NONE |
| 30 | 1975-03-04 -- -- | -- | Yes | LLH/RTC | USGS | 44.7 | 1.83 | 0.00 | 0.50 | Fair | IceShore | NONE |
| 29 | 1975-02-10 -- -- | -- | Yes | LLH/RTC | USGS | 44.7 | 2.25 | 0.01 | 0.70 | Fair | IceCover | NONE |
| 28 | 1975-01-16 -- -- | -- | Yes | LLH | USGS | 42.3 | 2.15 | 0.00 | 0.50 | Poor | IceCover | NONE |
| 27 | 1975-01-03 -- -- | -- | Yes | LLH/RTC | USGS | 39.6 | 1.60 | 0.00 | 0.50 | Fair | IceCover | NONE |
| 26 | 1974-11-12 -- -- | -- | Yes | LLH/RTC | USGS | 32.4 | 1.47 | 0.00 | 0.70 | Good | Clear | NONE |
| 25 | 1974-10-08 -- -- | -- | Yes | LLH | USGS | 46.6 | 1.58 | 0.00 | 0.50 | Fair | Clear | NONE |
| 22 | 1974-06-21 -- -- | -- | Yes | RJW | USGS | 1390 | 4.74 | -0.01 | 1.30 | Fair | NONE | |
| 21 | 1974-06-16 -- -- | -- | Yes | LLH | USGS | 1240 | 4.47 | 0.00 | 1.30 | Fair | NONE |