{"source":"CDEC (California Data Exchange Center), California Cooperative Snow Surveys snow pillows, sensor 3 daily","method":"Reading on the 1st of each month (2nd/3rd if missing); % = sum of station SWE / sum of their CDEC April 1 averages (PAGE6); a section needs half its stations reporting, else null.","generated":"2026-10-18","months":["2011-10","2011-11","2011-12","2012-01","2012-02","2012-03","2012-04","2012-05","2012-06","2012-07","2012-08","2012-09","2012-10","2012-11","2012-12","2013-01","2013-02","2013-03","2013-04","2013-05","2013-06","2013-07","2013-08","2013-09","2013-10","2013-11","2013-12","2014-01","2014-02","2014-03","2014-04","2014-05","2014-06","2014-07","2014-08","2014-09","2014-10","2014-11","2014-12","2015-01","2015-02","2015-03","2015-04","2015-05","2015-06","2015-07","2015-08","2015-09","2015-10","2015-11","2015-12","2016-01","2016-02","2016-03","2016-04","2016-05","2016-06","2016-07","2016-08","2016-09","2016-10","2016-11","2016-12","2017-01","2017-02","2017-03","2017-04","2017-05","2017-06","2017-07","2017-08","2017-09","2017-10","2017-11","2017-12","2018-01","2018-02","2018-03","2018-04","2018-05","2018-06","2018-07","2018-08","2018-09","2018-10","2018-11","2018-12","2019-01","2019-02","2019-03","2019-04","2019-05","2019-06","2019-07","2019-08","2019-09","2019-10","2019-11","2019-12","2020-01","2020-02","2020-03","2020-04","2020-05","2020-06","2020-07","2020-08","2020-09","2020-10","2020-11","2020-12","2021-01","2021-02","2021-03","2021-04","2021-05","2021-06","2021-07","2021-08","2021-09","2021-10","2021-11","2021-12","2022-01","2022-02","2022-03","2022-04","2022-05","2022-06","2022-07","2022-08","2022-09","2022-10","2022-11","2022-12","2023-01","2023-02","2023-03","2023-04","2023-05","2023-06","2023-07","2023-08","2023-09","2023-10","2023-11","2023-12","2024-01","2024-02","2024-03","2024-04","2024-05","2024-06","2024-07","2024-08","2024-09","2024-10","2024-11","2024-12","2025-01","2025-02","2025-03","2025-04","2025-05","2025-06","2025-07","2025-08","2025-09","2025-10","2025-11","2025-12","2026-01","2026-02","2026-03","2026-04","2026-05","2026-06","2026-07","2026-08","2026-09"],"stations":{"north":["ADM","BFL","BKL","BLA","BMW","BNK","CDP","DSS","FOR","GOL","GRZ","HIG","HMB","IDC","IDP","INN","KTL","LLP","MB3","MED","MUM","NLS","PET","PLP","RRM","SCT","SDF","SHM","SLT","SNM","SQV","STM","TK2"],"central":["ALP","BLC","BLD","BLK","BLS","BSK","CAP","CSL","CXS","DAN","DDM","EBB","EP5","FDC","FLL","FRN","GIN","GKS","GNL","HGM","HHM","HOR","HRS","HVN","HYS","KIB","LBD","LOS","LVM","LVT","MNT","MRL","MSK","PDS","PSN","RBB","RBP","RCC","REL","RP2","SCN","SDW","SIL","SLI","SPS","SPT","STR","TCC","TNY","TUM","VRG","VVL","WC3","WHW"],"south":["BCB","BCH","BIM","CBT","CHM","CHP","CWD","GNF","GRM","GRV","HNT","KSP","LVT","MHP","MTM","PSC","PSR","QUA","RCK","SLK","STL","SWM","TMR","UBC","UTY"]},"apr1_in":{"ADM":11.6,"ALP":30.4,"BCB":33.3,"BCH":4.9,"BFL":20.0,"BIM":21.5,"BKL":41.2,"BLA":12.2,"BLC":10.2,"BLD":27.0,"BLK":29.7,"BLS":26.6,"BMW":21.5,"BNK":35.7,"BSK":24.9,"CAP":28.5,"CBT":18.1,"CDP":17.3,"CHM":31.0,"CHP":19.2,"CSL":34.6,"CWD":13.5,"CXS":31.2,"DAN":27.2,"DDM":28.5,"DSS":29.7,"EBB":35.5,"EP5":39.7,"FDC":32.9,"FLL":3.3,"FOR":19.3,"FRN":30.6,"GIN":23.7,"GKS":21.2,"GNF":7.5,"GNL":42.9,"GOL":38.5,"GRM":25.7,"GRV":18.5,"GRZ":24.6,"HGM":15.2,"HHM":38.7,"HIG":30.0,"HMB":36.4,"HNT":19.4,"HOR":21.0,"HRS":47.2,"HVN":25.1,"HYS":31.4,"IDC":16.7,"IDP":43.5,"INN":11.5,"KIB":15.3,"KSP":28.8,"KTL":22.4,"LBD":17.1,"LLP":75.4,"LOS":46.3,"LVM":8.9,"LVT":57.2,"MB3":24.6,"MED":28.6,"MHP":35.7,"MNT":15.6,"MRL":24.4,"MSK":39.1,"MTM":33.0,"MUM":21.5,"NLS":4.2,"PDS":35.6,"PET":24.6,"PLP":37.7,"PSC":27.7,"PSN":19.4,"PSR":21.2,"QUA":15.0,"RBB":18.3,"RBP":8.3,"RCC":37.4,"RCK":12.7,"REL":35.5,"RP2":41.4,"RRM":44.5,"SCN":42.9,"SCT":19.5,"SDF":34.7,"SDW":23.8,"SHM":38.3,"SIL":23.7,"SLI":42.3,"SLK":15.7,"SLT":30.8,"SNM":31.3,"SPS":25.5,"SPT":1.4,"SQV":46.8,"STL":32.9,"STM":32.7,"STR":33.0,"SWM":16.4,"TCC":9.6,"TK2":15.8,"TMR":24.1,"TNY":30.6,"TUM":19.2,"UBC":33.7,"UTY":23.1,"VRG":18.2,"VVL":35.5,"WC3":36.0,"WHW":30.6},"north":[1.1,0.5,8.2,8.7,27.0,33.8,74.1,44.9,3.0,0.8,0.8,0.8,12.7,4.2,15.1,51.9,57.0,58.9,47.9,13.2,2.1,2.4,0.8,1.2,1.6,1.5,2.4,5.0,4.5,18.0,23.9,7.0,1.8,1.5,0.5,0.9,0.9,1.1,3.7,20.4,15.2,15.1,5.7,3.1,1.3,1.2,1.9,3.3,2.9,0.5,6.5,38.7,79.7,82.7,102.6,47.4,11.4,7.4,2.6,0.3,1.4,4.4,15.0,25.0,91.2,143.4,141.8,133.3,35.7,6.8,1.6,0.4,0.2,0.3,13.6,8.9,16.7,18.7,45.0,23.4,5.4,0.9,0.7,0.7,1.1,null,13.0,24.6,64.7,138.8,168.6,105.1,54.2,5.6,0.6,1.0,1.5,0.8,9.9,30.2,49.0,45.5,60.0,22.6,3.2,1.3,1.0,0.7,0.5,0.4,10.1,20.2,42.5,58.1,65.1,20.2,2.2,1.2,1.3,0.9,1.1,5.0,8.4,54.8,59.1,53.7,31.4,29.4,6.0,3.0,2.7,1.1,0.9,0.6,10.0,47.5,102.9,126.4,175.5,149.2,66.4,20.5,5.5,4.7,14.1,11.3,3.8,17.6,37.3,92.5,124.3,86.4,30.2,9.0,10.3,10.2,5.7,3.4,28.3,54.6,59.2,89.7,115.3,60.2,7.9,6.4,1.1,1.0,1.4,2.2,2.5,17.7,27.3,37.6,6.9,6.2,2.8,1.8,1.5,1.5],"north_reporting":[26,33,33,33,32,32,31,32,31,31,32,32,31,32,32,32,32,32,31,29,29,29,30,29,30,28,32,31,32,31,30,29,30,28,30,32,30,32,33,31,31,31,31,31,30,30,29,31,33,33,32,32,32,29,29,28,27,27,32,32,33,32,32,32,32,32,30,30,29,29,32,32,32,33,33,33,32,30,32,31,31,32,23,22,22,16,33,33,33,31,31,31,29,23,22,23,28,31,32,31,32,32,32,30,26,23,24,27,28,32,32,33,33,33,33,30,25,24,23,26,28,31,32,32,33,33,32,29,26,23,26,26,27,30,33,33,32,32,26,25,23,18,19,22,23,23,31,31,28,26,25,25,20,23,20,20,25,29,31,30,29,29,28,28,26,22,20,21,25,28,32,32,32,32,31,29,22,28,27,32],"central":[0.9,0.9,5.9,5.4,21.0,30.0,52.3,32.6,1.1,0.8,0.8,1.0,1.2,5.0,18.1,55.4,59.9,61.3,57.1,19.4,1.7,0.3,0.1,0.1,1.9,2.8,6.4,10.1,13.6,35.8,43.6,20.2,1.8,0.8,0.8,0.7,3.7,4.9,4.5,18.4,16.8,21.3,7.5,3.9,0.9,0.5,0.4,0.3,3.4,2.6,13.8,46.0,80.3,81.1,95.0,60.6,12.2,2.9,1.1,0.3,1.5,2.1,9.9,23.7,114.9,174.0,180.0,170.7,75.7,12.8,0.6,0.3,1.9,2.2,10.4,13.2,21.2,25.1,66.0,33.7,3.9,0.9,null,13.5,12.8,1.5,19.8,28.3,67.5,146.0,170.0,126.9,79.9,12.5,1.5,0.6,0.6,0.3,11.1,37.1,46.4,41.1,61.7,36.2,1.8,0.2,0.3,0.2,0.1,0.1,10.6,23.3,51.0,63.7,67.4,23.4,1.3,0.7,0.3,0.2,0.4,4.9,3.6,63.7,63.8,63.1,45.7,30.8,3.7,2.4,1.2,1.2,0.3,0.6,11.4,66.7,125.3,161.9,205.7,176.0,101.3,35.6,25.0,8.4,1.5,1.5,4.7,10.3,31.5,66.7,98.4,64.7,9.1,1.3,1.8,1.6,9.3,0.9,13.6,33.1,38.8,65.6,88.0,57.4,4.5,1.0,0.8,0.9,0.9,1.3,5.0,26.7,37.4,56.1,20.9,20.0,2.7,1.5,1.6,1.6],"central_reporting":[34,53,51,52,52,52,53,50,50,49,49,48,45,50,51,51,52,52,52,52,50,51,52,51,53,53,54,54,54,53,53,53,52,52,51,51,52,52,52,50,50,52,51,52,51,49,48,47,51,51,50,46,50,50,49,49,48,47,45,45,48,53,52,52,52,52,51,52,49,51,51,48,50,53,54,54,53,52,51,52,50,50,26,27,29,29,53,54,54,53,52,50,48,38,37,37,44,50,51,48,48,50,52,49,45,42,37,44,46,52,51,51,50,50,50,46,38,37,37,38,46,50,51,48,48,49,46,49,44,40,43,41,45,52,53,51,50,52,51,46,39,34,28,40,45,48,52,50,51,49,50,46,44,51,40,38,38,51,51,52,51,52,52,46,37,30,29,31,39,49,54,52,54,54,54,50,29,51,49,51],"south":[1.0,0.4,9.2,11.4,26.3,27.9,40.4,19.1,1.7,3.1,3.2,3.4,4.6,4.9,17.6,49.0,55.3,54.5,40.5,14.2,6.1,3.6,2.5,2.8,2.0,3.2,7.5,13.5,15.7,36.1,34.5,18.1,1.2,0.9,0.7,0.8,0.5,1.8,4.4,15.9,17.2,21.4,10.4,5.6,2.0,1.1,1.1,0.8,0.8,1.2,12.9,33.9,76.7,81.6,90.6,49.9,16.5,1.4,1.2,1.0,1.3,2.8,10.3,30.7,145.8,213.5,209.9,178.9,52.3,18.9,2.5,1.8,1.3,2.3,12.8,16.5,21.2,26.4,63.0,27.8,6.1,1.4,2.0,1.3,1.1,0.9,20.8,27.9,64.9,141.1,173.6,123.8,79.6,13.1,1.5,10.3,0.7,0.8,16.4,38.4,42.2,37.0,50.8,34.9,5.2,2.3,2.4,2.2,2.2,1.7,8.8,13.6,40.0,46.4,49.4,17.2,3.7,2.2,2.1,2.0,0.9,4.4,5.3,58.8,62.2,63.1,48.0,28.6,13.5,10.1,3.0,2.2,1.1,0.9,14.3,71.4,142.9,196.7,277.4,234.6,114.4,45.9,8.2,8.9,8.8,2.5,4.3,7.2,25.2,61.8,88.5,54.1,11.1,3.5,3.8,2.9,3.0,0.6,19.3,26.9,29.5,55.8,74.2,39.1,16.6,11.7,11.4,11.8,1.2,1.7,10.4,32.5,52.8,85.1,30.0,23.5,4.0,2.7,2.9,2.6],"south_reporting":[23,25,25,24,24,23,24,24,24,24,24,23,24,24,24,24,25,25,25,24,25,25,25,25,25,25,25,24,24,25,23,24,23,18,18,18,18,18,25,25,25,25,25,25,24,24,24,24,23,23,24,23,23,24,24,23,23,24,24,24,23,24,23,23,23,22,20,22,20,22,22,22,23,22,22,23,23,23,19,23,22,22,21,20,22,22,23,23,24,23,23,23,23,22,22,23,22,22,21,22,23,24,24,25,25,25,25,25,24,24,25,25,25,25,25,25,25,24,24,24,23,25,25,24,24,25,25,24,25,24,25,24,24,23,25,25,24,22,15,19,20,20,20,19,20,21,21,21,22,22,22,22,23,22,22,22,22,23,24,24,24,24,24,24,23,23,23,22,22,25,25,25,25,25,25,25,24,25,25,25],"statewide":[1.0,0.7,7.3,7.6,23.9,30.8,56.5,33.5,1.8,1.3,1.3,1.5,5.8,4.7,16.9,52.8,57.8,58.9,50.3,15.4,2.2,1.6,0.8,1.0,1.9,2.5,5.5,9.3,11.2,30.6,36.0,15.6,1.7,1.1,0.7,0.8,2.4,3.2,4.2,18.2,16.2,19.0,6.8,3.4,1.1,0.8,1.0,1.4,2.8,1.7,11.3,41.3,79.7,81.8,96.4,53.6,11.5,4.0,1.7,0.5,1.4,2.9,11.5,25.3,113.8,172.0,173.3,160.3,59.3,9.6,1.2,0.6,1.3,1.7,11.7,12.3,19.5,23.1,58.1,28.4,4.0,1.0,1.4,6.3,6.2,1.3,17.9,27.1,66.4,143.4,170.9,119.1,70.8,8.7,1.3,3.0,0.9,0.6,11.7,35.2,46.6,41.7,59.0,31.2,2.4,1.0,1.1,0.8,0.7,0.5,10.1,20.4,46.1,58.4,62.9,20.3,1.8,1.2,1.1,0.9,0.7,4.7,5.3,59.6,61.8,59.8,40.9,28.9,5.8,4.5,2.1,1.4,0.7,0.6,11.6,61.5,121.7,157.0,206.5,177.6,91.3,31.2,15.4,7.6,6.5,4.4,4.2,12.0,31.8,73.2,103.7,68.0,13.8,3.7,4.5,4.2,6.8,1.6,19.1,38.4,42.7,70.4,92.5,53.6,7.3,5.4,3.6,3.6,1.2,1.7,5.3,25.1,37.3,56.3,17.8,15.5,3.0,1.9,1.9,1.8],"statewide_reporting":[82,110,108,108,107,106,107,105,104,103,104,102,99,105,106,106,108,108,107,104,103,104,106,104,107,105,110,108,109,108,105,105,104,97,98,100,99,101,109,105,105,107,106,107,104,102,100,101,106,106,105,100,104,102,101,99,97,97,100,100,103,108,106,106,106,105,101,103,98,101,104,101,104,107,108,109,107,104,101,105,102,103,70,69,73,67,108,109,110,106,105,103,99,82,81,83,93,102,103,100,102,105,107,103,95,89,85,95,97,107,107,108,107,107,107,100,87,84,83,87,96,105,107,103,104,106,102,101,94,86,93,90,95,104,110,108,105,105,91,89,81,71,66,80,88,91,103,101,100,96,96,92,86,95,82,80,85,102,105,105,103,104,103,97,85,75,72,74,85,101,110,108,110,110,109,103,75,103,100,107]}
