Z11391500 USGS H11391500 3953021202832000606063SW1802012344.0 N11391500 BIG GRIZZLY C AT GRIZZLY VALLEY DAM NR PORTOLA CA Y11391500 311391500 19260406 468 3.85 311391500 19270221 480 3.90 311391500 19280326 2680 7.50 311391500 19290328 250 2.72 311391500 19291212 730 4.30 311391500 19310318 448 3.58 311391500 19320413 406 3.50 311391500 19501203 1780 7.48 6 311391500 19520502 1140 6.17 311391500 19530427 1040 5.94 311391500 19550508 496 4.42 311391500 19551222 2140 8.10 311391500 19570224 892 5.63 311391500 19580224 1170 6.10 311391500 19590112 473 4.38 311391500 19600208 816 5.43 311391500 19610131 185 3.46 2 3.66 311391500 19620414 732 5.23 311391500 19630201 4080 8.03 311391500 19640411 564 4.56 311391500 19641222 2530 7.11 311391500 19660510 6486 4.77 311391500 19661121 89.06 2.86 311391500 19690513 2536 311391500 19700127 2336 311391500 19710116 23516 311391500 19720311 23016 311391500 19730302 75.016 311391500 19740402 17716 311391500 19750514 15016 311391500 19760612 43.016 311391500 19770620 11916 311391500 19780317 14.016 311391500 19790825 16116 311391500 19800318 14.016