# //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: 2025-09-04 20:10:03 # //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="20250904201003 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="20250512084500" BZONE="-08:00" END="--------------" EZONE="---" # //SHIFT_PREV STAGE1="4.00" SHIFT1="0.01" STAGE2="6.75" SHIFT2="0.01" STAGE3="7.50" SHIFT3="0.00" # //SHIFT_PREV COMMENT="Slight shift adjustment after small peak per QM 265 (06/25). QM 265 not given full shift weight. " # //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 3.73 0.01 0.00 3.74 0.00 0.00 * 3.75 0.00 0.01 3.76 0.01 0.02 * 3.77 0.01 0.03 3.78 0.01 0.04 3.79 0.01 0.06 3.80 0.01 0.08 3.81 0.01 0.10 3.82 0.01 0.13 3.83 0.01 0.16 3.84 0.01 0.20 3.85 0.01 0.24 3.86 0.01 0.28 3.87 0.01 0.34 3.88 0.01 0.39 3.89 0.01 0.45 3.90 0.01 0.52 3.91 0.01 0.59 3.92 0.01 0.67 3.93 0.01 0.75 3.94 0.01 0.84 3.95 0.01 0.94 3.96 0.01 1.04 3.97 0.01 1.15 3.98 0.01 1.26 3.99 0.01 1.38 4.00 0.01 1.51 4.01 0.01 1.65 4.02 0.01 1.79 4.03 0.01 1.94 4.04 0.01 2.10 4.05 0.01 2.26 4.06 0.01 2.44 4.07 0.01 2.62 4.08 0.01 2.80 4.09 0.01 3.00 4.10 0.01 3.24 * 4.11 0.01 3.49 4.12 0.01 3.75 4.13 0.01 4.01 4.14 0.01 4.28 4.15 0.01 4.56 4.16 0.01 4.84 4.17 0.01 5.13 4.18 0.01 5.43 4.19 0.01 5.73 4.20 0.01 6.04 4.21 0.01 6.35 4.22 0.01 6.67 4.23 0.01 7.00 4.24 0.01 7.33 4.25 0.01 7.67 4.26 0.01 8.01 4.27 0.01 8.36 4.28 0.01 8.72 4.29 0.01 9.08 4.30 0.01 9.44 4.31 0.01 9.81 4.32 0.01 10.19 4.33 0.01 10.57 4.34 0.01 10.95 4.35 0.01 11.34 4.36 0.01 11.74 4.37 0.01 12.14 4.38 0.01 12.55 4.39 0.01 12.96 4.40 0.01 13.38 4.41 0.01 13.80 4.42 0.01 14.22 4.43 0.01 14.66 4.44 0.01 15.09 4.45 0.01 15.53 4.46 0.01 15.98 4.47 0.01 16.43 4.48 0.01 16.88 4.49 0.01 17.34 4.50 0.01 17.81 4.51 0.01 18.27 4.52 0.01 18.75 4.53 0.01 19.22 4.54 0.01 19.71 4.55 0.01 20.19 4.56 0.01 20.68 4.57 0.01 21.18 4.58 0.01 21.68 4.59 0.01 22.18 4.60 0.01 22.69 4.61 0.01 23.20 4.62 0.01 23.72 4.63 0.01 24.24 4.64 0.01 24.77 4.65 0.01 25.30 4.66 0.01 25.83 4.67 0.01 26.37 4.68 0.01 26.91 4.69 0.01 27.45 4.70 0.01 28.00 4.71 0.01 28.56 4.72 0.01 29.12 4.73 0.01 29.68 4.74 0.01 30.25 4.75 0.01 30.82 4.76 0.01 31.39 4.77 0.01 31.97 4.78 0.01 32.55 4.79 0.01 33.14 4.80 0.01 33.73 4.81 0.01 34.32 4.82 0.01 34.92 4.83 0.01 35.52 4.84 0.01 36.12 4.85 0.01 36.73 4.86 0.01 37.35 4.87 0.01 37.96 4.88 0.01 38.58 4.89 0.01 39.21 4.90 0.01 39.84 4.91 0.01 40.47 4.92 0.01 41.10 4.93 0.01 41.74 4.94 0.01 42.39 4.95 0.01 43.03 4.96 0.01 43.68 4.97 0.01 44.34 4.98 0.01 44.99 4.99 0.01 45.65 5.00 0.01 46.32 5.01 0.01 46.99 5.02 0.01 47.66 5.03 0.01 48.33 5.04 0.01 49.01 5.05 0.01 49.70 5.06 0.01 50.38 5.07 0.01 51.07 5.08 0.01 51.76 5.09 0.01 52.46 5.10 0.01 53.16 5.11 0.01 53.86 5.12 0.01 54.57 5.13 0.01 55.28 5.14 0.01 55.99 5.15 0.01 56.71 5.16 0.01 57.43 5.17 0.01 58.16 5.18 0.01 58.88 5.19 0.01 59.61 5.20 0.01 60.35 5.21 0.01 61.09 5.22 0.01 61.83 5.23 0.01 62.57 5.24 0.01 63.32 5.25 0.01 64.07 5.26 0.01 64.82 5.27 0.01 65.58 5.28 0.01 66.34 5.29 0.01 67.10 5.30 0.01 67.87 5.31 0.01 68.64 5.32 0.01 69.42 5.33 0.01 70.19 5.34 0.01 70.97 5.35 0.01 71.76 5.36 0.01 72.54 5.37 0.01 73.33 5.38 0.01 74.12 5.39 0.01 74.92 5.40 0.01 75.72 5.41 0.01 76.52 5.42 0.01 77.33 5.43 0.01 78.14 5.44 0.01 78.95 5.45 0.01 79.76 5.46 0.01 80.58 5.47 0.01 81.40 5.48 0.01 82.23 5.49 0.01 83.05 5.50 0.01 83.88 5.51 0.01 84.72 5.52 0.01 85.56 5.53 0.01 86.39 5.54 0.01 87.24 5.55 0.01 88.08 5.56 0.01 88.93 5.57 0.01 89.78 5.58 0.01 90.64 5.59 0.01 91.50 5.60 0.01 92.36 5.61 0.01 93.22 5.62 0.01 94.09 5.63 0.01 94.96 5.64 0.01 95.83 5.65 0.01 96.71 5.66 0.01 97.59 5.67 0.01 98.47 5.68 0.01 99.35 5.69 0.01 100.24 5.70 0.01 101.13 5.71 0.01 102.03 5.72 0.01 102.92 5.73 0.01 103.82 5.74 0.01 104.73 5.75 0.01 105.63 5.76 0.01 106.54 5.77 0.01 107.45 5.78 0.01 108.37 5.79 0.01 109.28 5.80 0.01 110.20 5.81 0.01 111.13 5.82 0.01 112.05 5.83 0.01 112.98 5.84 0.01 113.91 5.85 0.01 114.85 5.86 0.01 115.78 5.87 0.01 116.72 5.88 0.01 117.67 5.89 0.01 118.61 5.90 0.01 119.56 5.91 0.01 120.51 5.92 0.01 121.47 5.93 0.01 122.42 5.94 0.01 123.38 5.95 0.01 124.35 5.96 0.01 125.31 5.97 0.01 126.28 5.98 0.01 127.25 5.99 0.01 128.22 6.00 0.01 129.20 6.01 0.01 130.18 6.02 0.01 131.16 6.03 0.01 132.15 6.04 0.01 133.13 6.05 0.01 134.12 6.06 0.01 135.12 6.07 0.01 136.11 6.08 0.01 137.11 6.09 0.01 138.11 6.10 0.01 139.12 6.11 0.01 140.12 6.12 0.01 141.13 6.13 0.01 142.14 6.14 0.01 143.16 6.15 0.01 144.18 6.16 0.01 145.20 6.17 0.01 146.22 6.18 0.01 147.25 6.19 0.01 148.27 6.20 0.01 149.30 6.21 0.01 150.34 6.22 0.01 151.37 6.23 0.01 152.41 6.24 0.01 153.45 6.25 0.01 154.50 6.26 0.01 155.55 6.27 0.01 156.59 6.28 0.01 157.65 6.29 0.01 158.70 6.30 0.01 159.76 6.31 0.01 160.82 6.32 0.01 161.88 6.33 0.01 162.95 6.34 0.01 164.01 6.35 0.01 165.09 6.36 0.01 166.16 6.37 0.01 167.23 6.38 0.01 168.31 6.39 0.01 169.39 6.40 0.01 170.48 6.41 0.01 171.56 6.42 0.01 172.65 6.43 0.01 173.74 6.44 0.01 174.84 6.45 0.01 175.93 6.46 0.01 177.03 6.47 0.01 178.13 6.48 0.01 179.24 6.49 0.01 180.34 6.50 0.01 181.45 6.51 0.01 182.56 6.52 0.01 183.68 6.53 0.01 184.79 6.54 0.01 185.91 6.55 0.01 187.03 6.56 0.01 188.16 6.57 0.01 189.28 6.58 0.01 190.41 6.59 0.01 191.55 6.60 0.01 192.68 6.61 0.01 193.82 6.62 0.01 194.96 6.63 0.01 196.10 6.64 0.01 197.24 6.65 0.01 198.39 6.66 0.01 199.54 6.67 0.01 200.69 6.68 0.01 201.84 6.69 0.01 203.00 6.70 0.01 204.28 * 6.71 0.01 205.56 6.72 0.01 206.85 6.73 0.01 208.15 6.74 0.01 209.45 6.75 0.01 210.76 6.76 0.01 212.06 6.77 0.01 213.36 6.78 0.01 214.67 6.79 0.01 215.99 6.80 0.01 217.31 6.81 0.01 218.64 6.82 0.01 219.98 6.83 0.01 221.32 6.84 0.01 222.66 6.85 0.01 224.02 6.86 0.01 225.38 6.87 0.01 226.74 6.88 0.01 228.12 6.89 0.01 229.49 6.90 0.01 230.88 6.91 0.01 232.27 6.92 0.01 233.67 6.93 0.01 235.07 6.94 0.01 236.48 6.95 0.01 237.90 6.96 0.01 239.32 6.97 0.01 240.75 6.98 0.01 242.19 6.99 0.01 243.63 7.00 0.01 245.08 7.01 0.01 246.54 7.02 0.01 248.00 7.03 0.01 249.47 7.04 0.01 250.94 7.05 0.01 252.43 7.06 0.01 253.92 7.07 0.01 255.41 7.08 0.01 256.91 7.09 0.01 258.42 7.10 0.01 259.94 7.11 0.01 261.46 7.12 0.01 262.99 7.13 0.00 264.53 7.14 0.00 266.07 7.15 0.00 267.62 7.16 0.00 269.18 7.17 0.00 270.74 7.18 0.00 272.31 7.19 0.00 273.89 7.20 0.00 275.48 7.21 0.00 277.07 7.22 0.00 278.67 7.23 0.00 280.27 7.24 0.00 281.88 7.25 0.00 283.50 7.26 0.00 285.13 7.27 0.00 286.76 7.28 0.00 288.41 7.29 0.00 290.05 7.30 0.00 291.71 7.31 0.00 293.37 7.32 0.00 295.04 7.33 0.00 296.72 7.34 0.00 298.40 7.35 0.00 300.09 7.36 0.00 301.79 7.37 0.00 303.50 7.38 0.00 305.21 7.39 0.00 306.93 7.40 0.00 308.66 7.41 0.00 310.40 7.42 0.00 312.14 7.43 0.00 313.89 7.44 0.00 315.65 7.45 0.00 317.42 7.46 0.00 319.19 7.47 0.00 320.97 7.48 0.00 322.76 7.49 0.00 324.55 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 *