# //UNITED STATES GEOLOGICAL SURVEY http://water.usgs.gov/ # //NATIONAL WATER INFORMATION SYSTEM http://water.usgs.gov/data.html # //DATA ARE PROVISIONAL AND SUBJECT TO CHANGE UNTIL PUBLISHED BY USGS # //RETRIEVED: 2026-07-15 16:05:01 # //WARNING # //WARNING The stage-discharge rating provided in this file should be # //WARNING considered provisional and subject to change. Stage-discharge # //WARNING ratings change over time as the channel features that control # //WARNING the relation between stage and discharge vary. Users are # //WARNING cautioned to consider carefully the applicability of this # //WARNING rating before using it for decisions that concern personal or # //WARNING public safety or operational consequences. # //FILE TYPE="NWIS RATING" # //DATABASE NUMBER=01 DESCRIPTION=" Standard data base for this site." # //STATION AGENCY="USGS " NUMBER="11162753 " TIME_ZONE="PST" DST_FLAG=Y # //STATION NAME="SAN MATEO C BL LO CRYSTAL SP RES NR SAN MATEO CA" # //LABEL="Discharge (ft^3/s)" # //PARAMETER CODE="00060" # //RATING SHIFTED="20260715160501 PST" # //RATING ID="8.0" TYPE="STGQ" NAME="stage-discharge" AGING=???? # //RATING REMARKS="Rating reflects middle and upper end fill, and low end scour caused by fallen tree in January 2023. WY 2023 measurements used for rating development." # //RATING EXPANSION="logarithmic" # //RATING BREAKPOINT1=4.100000E+00 BREAKPOINT2=6.700000E+00 # //RATING OFFSET1=3.720000E+00 OFFSET2=3.900000E+00 OFFSET3=0.000000E+00 # //RATING_INDEP ROUNDING="????" PARAMETER="Gage height (ft)" # //RATING_DEP ROUNDING="????" PARAMETER="Discharge (ft^3/s)" # //RATING_DATETIME BEGIN=20230102115500 BZONE=-08:00 END=-------------- EZONE=--- AGING=1 # //RATING_DATETIME COMMENT="Rating reflects middle and upper end fill, and low end scour caused by fallen tree in January 2023. WY 2023 measurements used for rating development." # //SHIFT_PREV BEGIN="20260501121500" BZONE="-08:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="4.00" SHIFT1="-0.01" STAGE2="4.80" SHIFT2="-0.01" STAGE3="7.50" SHIFT3="0.00" # //SHIFT_PREV COMMENT="Rating reflects middle and upper end fill, and low end scour caused by fallen tree in January 2023. WY 2023 measurements used for rating development." # //SHIFT_NEXT BEGIN="--------------" BZONE="---" END="--------------" EZONE="---" # //SHIFT_NEXT STAGE1="---" SHIFT1="---" STAGE2="---" SHIFT2="---" STAGE3="---" SHIFT3="---" # //SHIFT_NEXT COMMENT=" " INDEP SHIFT DEP STOR 16N 16N 16N 1S 3.75 -0.01 0.00 3.76 -0.01 0.01 * 3.77 -0.02 0.01 3.78 -0.01 0.02 3.79 -0.01 0.03 3.80 -0.01 0.04 3.81 -0.01 0.06 3.82 -0.01 0.08 3.83 -0.01 0.10 3.84 -0.01 0.13 3.85 -0.01 0.16 3.86 -0.01 0.20 3.87 -0.01 0.24 3.88 -0.01 0.28 3.89 -0.01 0.34 3.90 -0.01 0.39 3.91 -0.01 0.45 3.92 -0.01 0.52 3.93 -0.01 0.59 3.94 -0.01 0.67 3.95 -0.01 0.75 3.96 -0.01 0.84 3.97 -0.01 0.94 3.98 -0.01 1.04 3.99 -0.01 1.15 4.00 -0.01 1.26 4.01 -0.01 1.38 4.02 -0.01 1.51 4.03 -0.01 1.65 4.04 -0.01 1.79 4.05 -0.01 1.94 4.06 -0.01 2.10 4.07 -0.01 2.26 4.08 -0.01 2.44 4.09 -0.01 2.62 4.10 -0.01 2.80 * 4.11 -0.01 3.00 4.12 -0.01 3.24 4.13 -0.01 3.49 4.14 -0.01 3.75 4.15 -0.01 4.01 4.16 -0.01 4.28 4.17 -0.01 4.56 4.18 -0.01 4.84 4.19 -0.01 5.13 4.20 -0.01 5.43 4.21 -0.01 5.73 4.22 -0.01 6.04 4.23 -0.01 6.35 4.24 -0.01 6.67 4.25 -0.01 7.00 4.26 -0.01 7.33 4.27 -0.01 7.67 4.28 -0.01 8.01 4.29 -0.01 8.36 4.30 -0.01 8.72 4.31 -0.01 9.08 4.32 -0.01 9.44 4.33 -0.01 9.81 4.34 -0.01 10.19 4.35 -0.01 10.57 4.36 -0.01 10.95 4.37 -0.01 11.34 4.38 -0.01 11.74 4.39 -0.01 12.14 4.40 -0.01 12.55 4.41 -0.01 12.96 4.42 -0.01 13.38 4.43 -0.01 13.80 4.44 -0.01 14.22 4.45 -0.01 14.66 4.46 -0.01 15.09 4.47 -0.01 15.53 4.48 -0.01 15.98 4.49 -0.01 16.43 4.50 -0.01 16.88 4.51 -0.01 17.34 4.52 -0.01 17.81 4.53 -0.01 18.27 4.54 -0.01 18.75 4.55 -0.01 19.22 4.56 -0.01 19.71 4.57 -0.01 20.19 4.58 -0.01 20.68 4.59 -0.01 21.18 4.60 -0.01 21.68 4.61 -0.01 22.18 4.62 -0.01 22.69 4.63 -0.01 23.20 4.64 -0.01 23.72 4.65 -0.01 24.24 4.66 -0.01 24.77 4.67 -0.01 25.30 4.68 -0.01 25.83 4.69 -0.01 26.37 4.70 -0.01 26.91 4.71 -0.01 27.45 4.72 -0.01 28.00 4.73 -0.01 28.56 4.74 -0.01 29.12 4.75 -0.01 29.68 4.76 -0.01 30.25 4.77 -0.01 30.82 4.78 -0.01 31.39 4.79 -0.01 31.97 4.80 -0.01 32.55 4.81 -0.01 33.14 4.82 -0.01 33.73 4.83 -0.01 34.33 4.84 -0.01 34.93 4.85 -0.01 35.53 4.86 -0.01 36.14 4.87 -0.01 36.75 4.88 -0.01 37.37 4.89 -0.01 37.98 4.90 -0.01 38.61 4.91 -0.01 39.23 4.92 -0.01 39.86 4.93 -0.01 40.50 4.94 -0.01 41.14 4.95 -0.01 41.78 4.96 -0.01 42.42 4.97 -0.01 43.07 4.98 -0.01 43.73 4.99 -0.01 44.38 5.00 -0.01 45.04 5.01 -0.01 45.71 5.02 -0.01 46.37 5.03 -0.01 47.04 5.04 -0.01 47.72 5.05 -0.01 48.40 5.06 -0.01 49.08 5.07 -0.01 49.76 5.08 -0.01 50.45 5.09 -0.01 51.15 5.10 -0.01 51.84 5.11 -0.01 52.54 5.12 -0.01 53.24 5.13 -0.01 53.95 5.14 -0.01 54.66 5.15 -0.01 55.37 5.16 -0.01 56.09 5.17 -0.01 56.81 5.18 -0.01 57.53 5.19 -0.01 58.26 5.20 -0.01 58.99 5.21 -0.01 59.73 5.22 -0.01 60.46 5.23 -0.01 61.20 5.24 -0.01 61.95 5.25 -0.01 62.69 5.26 -0.01 63.45 5.27 -0.01 64.20 5.28 -0.01 64.96 5.29 -0.01 65.72 5.30 -0.01 66.48 5.31 -0.01 67.25 5.32 -0.01 68.02 5.33 -0.01 68.79 5.34 -0.01 69.57 5.35 -0.01 70.35 5.36 -0.01 71.13 5.37 -0.01 71.92 5.38 -0.01 72.71 5.39 -0.01 73.50 5.40 -0.01 74.30 5.41 -0.01 75.10 5.42 -0.01 75.90 5.43 -0.01 76.71 5.44 -0.01 77.52 5.45 -0.01 78.33 5.46 -0.01 79.15 5.47 -0.01 79.97 5.48 -0.01 80.79 5.49 -0.01 81.61 5.50 -0.01 82.44 5.51 -0.01 83.27 5.52 -0.01 84.11 5.53 -0.01 84.94 5.54 -0.01 85.79 5.55 -0.01 86.63 5.56 -0.01 87.48 5.57 -0.01 88.33 5.58 -0.01 89.18 5.59 -0.01 90.03 5.60 -0.01 90.89 5.61 -0.01 91.76 5.62 -0.01 92.62 5.63 -0.01 93.49 5.64 -0.01 94.36 5.65 -0.01 95.23 5.66 -0.01 96.11 5.67 -0.01 96.99 5.68 -0.01 97.88 5.69 -0.01 98.76 5.70 -0.01 99.65 5.71 -0.01 100.54 5.72 -0.01 101.44 5.73 -0.01 102.34 5.74 -0.01 103.24 5.75 -0.01 104.14 5.76 -0.01 105.05 5.77 -0.01 105.96 5.78 -0.01 106.87 5.79 -0.01 107.79 5.80 -0.01 108.71 5.81 -0.01 109.63 5.82 -0.01 110.55 5.83 -0.01 111.48 5.84 -0.01 112.41 5.85 -0.01 113.34 5.86 -0.01 114.28 5.87 -0.01 115.22 5.88 -0.01 116.16 5.89 -0.01 117.10 5.90 -0.01 118.05 5.91 -0.01 119.00 5.92 -0.01 119.95 5.93 -0.01 120.91 5.94 -0.01 121.87 5.95 -0.01 122.83 5.96 -0.01 123.80 5.97 -0.01 124.76 5.98 -0.01 125.73 5.99 -0.01 126.71 6.00 -0.01 127.68 6.01 -0.01 128.66 6.02 -0.01 129.64 6.03 -0.01 130.63 6.04 -0.01 131.61 6.05 -0.01 132.60 6.06 -0.01 133.60 6.07 -0.01 134.59 6.08 -0.01 135.59 6.09 -0.01 136.59 6.10 -0.01 137.59 6.11 -0.01 138.60 6.12 -0.01 139.61 6.13 -0.01 140.62 6.14 -0.01 141.63 6.15 0.00 142.65 6.16 -0.01 143.67 6.17 0.00 144.69 6.18 0.00 145.72 6.19 0.00 146.75 6.20 0.00 147.78 6.21 0.00 148.81 6.22 0.00 149.85 6.23 0.00 150.89 6.24 0.00 151.93 6.25 0.00 152.97 6.26 0.00 154.02 6.27 0.00 155.07 6.28 0.00 156.12 6.29 0.00 157.18 6.30 0.00 158.23 6.31 0.00 159.29 6.32 0.00 160.36 6.33 0.00 161.42 6.34 0.00 162.49 6.35 0.00 163.56 6.36 0.00 164.63 6.37 0.00 165.71 6.38 0.00 166.79 6.39 0.00 167.87 6.40 0.00 168.95 6.41 0.00 170.04 6.42 0.00 171.13 6.43 0.00 172.22 6.44 0.00 173.31 6.45 0.00 174.41 6.46 0.00 175.51 6.47 0.00 176.61 6.48 0.00 177.72 6.49 0.00 178.82 6.50 0.00 179.93 6.51 0.00 181.04 6.52 0.00 182.16 6.53 0.00 183.28 6.54 0.00 184.40 6.55 0.00 185.52 6.56 0.00 186.64 6.57 0.00 187.77 6.58 0.00 188.90 6.59 0.00 190.03 6.60 0.00 191.17 6.61 0.00 192.31 6.62 0.00 193.45 6.63 0.00 194.59 6.64 0.00 195.73 6.65 0.00 196.88 6.66 0.00 198.03 6.67 0.00 199.18 6.68 0.00 200.34 6.69 0.00 201.50 6.70 0.00 202.66 * 6.71 0.00 203.90 6.72 0.00 205.19 6.73 0.00 206.48 6.74 0.00 207.78 6.75 0.00 209.09 6.76 0.00 210.40 6.77 0.00 211.72 6.78 0.00 213.05 6.79 0.00 214.38 6.80 0.00 215.72 6.81 0.00 217.06 6.82 0.00 218.41 6.83 0.00 219.77 6.84 0.00 221.13 6.85 0.00 222.50 6.86 0.00 223.88 6.87 0.00 225.26 6.88 0.00 226.65 6.89 0.00 228.04 6.90 0.00 229.44 6.91 0.00 230.85 6.92 0.00 232.27 6.93 0.00 233.69 6.94 0.00 235.12 6.95 0.00 236.55 6.96 0.00 238.00 6.97 0.00 239.44 6.98 0.00 240.90 6.99 0.00 242.36 7.00 0.00 243.83 7.01 0.00 245.30 7.02 0.00 246.79 7.03 0.00 248.28 7.04 0.00 249.77 7.05 0.00 251.27 7.06 0.00 252.78 7.07 0.00 254.30 7.08 0.00 255.82 7.09 0.00 257.35 7.10 0.00 258.89 7.11 0.00 260.44 7.12 0.00 261.99 7.13 0.00 263.55 7.14 0.00 265.11 7.15 0.00 266.68 7.16 0.00 268.26 7.17 0.00 269.85 7.18 0.00 271.44 7.19 0.00 273.05 7.20 0.00 274.65 7.21 0.00 276.27 7.22 0.00 277.89 7.23 0.00 279.52 7.24 0.00 281.16 7.25 0.00 282.80 7.26 0.00 284.46 7.27 0.00 286.11 7.28 0.00 287.78 7.29 0.00 289.46 7.30 0.00 291.14 7.31 0.00 292.83 7.32 0.00 294.52 7.33 0.00 296.23 7.34 0.00 297.94 7.35 0.00 299.66 7.36 0.00 301.38 7.37 0.00 303.12 7.38 0.00 304.86 7.39 0.00 306.61 7.40 0.00 308.36 7.41 0.00 310.13 7.42 0.00 311.90 7.43 0.00 313.68 7.44 0.00 315.47 7.45 0.00 317.26 7.46 0.00 319.07 7.47 0.00 320.88 7.48 0.00 322.70 7.49 0.00 324.52 7.50 0.00 326.36 7.51 0.00 328.19 7.52 0.00 330.04 7.53 0.00 331.89 7.54 0.00 333.75 7.55 0.00 335.61 7.56 0.00 337.49 7.57 0.00 339.37 7.58 0.00 341.26 7.59 0.00 343.16 7.60 0.00 345.07 7.61 0.00 346.98 7.62 0.00 348.91 7.63 0.00 350.84 7.64 0.00 352.78 7.65 0.00 354.73 7.66 0.00 356.68 7.67 0.00 358.65 7.68 0.00 360.62 7.69 0.00 362.60 7.70 0.00 364.59 7.71 0.00 366.58 7.72 0.00 368.59 7.73 0.00 370.60 7.74 0.00 372.63 7.75 0.00 374.66 7.76 0.00 376.70 7.77 0.00 378.74 7.78 0.00 380.80 7.79 0.00 382.86 7.80 0.00 384.94 7.81 0.00 387.02 7.82 0.00 389.11 7.83 0.00 391.21 7.84 0.00 393.31 7.85 0.00 395.43 7.86 0.00 397.56 7.87 0.00 399.69 7.88 0.00 401.83 7.89 0.00 403.98 7.90 0.00 406.14 7.91 0.00 408.31 7.92 0.00 410.49 7.93 0.00 412.67 7.94 0.00 414.87 7.95 0.00 417.07 7.96 0.00 419.28 7.97 0.00 421.51 7.98 0.00 423.74 7.99 0.00 425.98 8.00 0.00 428.23 8.01 0.00 430.48 8.02 0.00 432.75 8.03 0.00 435.03 8.04 0.00 437.31 8.05 0.00 439.60 8.06 0.00 441.91 8.07 0.00 444.22 8.08 0.00 446.54 8.09 0.00 448.87 8.10 0.00 451.21 8.11 0.00 453.56 8.12 0.00 455.92 8.13 0.00 458.29 8.14 0.00 460.67 8.15 0.00 463.05 8.16 0.00 465.45 8.17 0.00 467.85 8.18 0.00 470.27 8.19 0.00 472.69 8.20 0.00 475.13 8.21 0.00 477.57 8.22 0.00 480.03 8.23 0.00 482.49 8.24 0.00 484.96 8.25 0.00 487.44 8.26 0.00 489.94 8.27 0.00 492.44 8.28 0.00 494.95 8.29 0.00 497.47 8.30 0.00 500.00 * 8.31 0.00 502.53 8.32 0.00 505.07 8.33 0.00 507.62 8.34 0.00 510.17 8.35 0.00 512.74 8.36 0.00 515.32 8.37 0.00 517.91 8.38 0.00 520.51 8.39 0.00 523.11 8.40 0.00 525.73 8.41 0.00 528.36 8.42 0.00 530.99 8.43 0.00 533.64 8.44 0.00 536.30 8.45 0.00 538.97 8.46 0.00 541.64 8.47 0.00 544.33 8.48 0.00 547.03 8.49 0.00 549.74 8.50 0.00 552.46 8.51 0.00 555.18 8.52 0.00 557.92 8.53 0.00 560.67 8.54 0.00 563.43 8.55 0.00 566.20 8.56 0.00 568.98 8.57 0.00 571.77 8.58 0.00 574.57 8.59 0.00 577.38 8.60 0.00 580.20 8.61 0.00 583.04 8.62 0.00 585.88 8.63 0.00 588.73 8.64 0.00 591.59 8.65 0.00 594.47 8.66 0.00 597.35 8.67 0.00 600.25 8.68 0.00 603.16 8.69 0.00 606.07 8.70 0.00 609.00 *