Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
HPPC1
Latitude
34.40000 N
Longitude
118.82640 W
Elevation
-
Listed
Automatically, on 975 reports in 169 hours over the last seven days
Observed
12:25 AMPDT, 48 minutes ago

Ranking Statistics

At a river or reservoir gauge

Drawn as the kind of place it stands at. 432 instruments in California stand at one.

Station charts

Hopper Ck Nr Piru Alert #635 Report

Rank 2,191 of 4,465 in California, Oct 16. The 247 rank orders a state's stations by their 247 score out of 100: how reliably they report, how accurate their readings are against a reference station, how their readings pass their checks, and how they stand against the forecast.

Ranking Statistics

247 score92.0of 100

California median
91.6the median score of 4,465 stations
Scoring higher
2,142stations in California
Sharing its score
52ranks 2,143 to 2,194
Points deducted
8.02.9 accuracy, 2.0 arrival, 1.3 continuity, 1.2 reports received, 0.8 forecast check
Counted at the median
Accuracy, instrument checks, forecast checknot measured at this station; California median 85.6, 100.0, 92.4
Next above
RWCC1rank 2,190; ahead on reports received 98.2% against 96.7%
Next below
AUVC1rank 2,192; behind on reports due 1,008 against 672, the longer record first

Equal scores are ordered by the share of scheduled reports received, then the reports due in the week (the longer record first), then the median arrival, then the longest silence.

  1. Reports receivedweight 3596.733.8 of 35 pointsCalifornia median 98.5975 of 1,008 scheduled reports received in 7 days
  2. Arrivalweight 1080.48.0 of 10 pointsCalifornia median 81.2half its reports arrived within 20 min
  3. Continuityweight 1087.28.7 of 10 pointsCalifornia median 100.0longest silence 45 min, on a schedule of one report every 10 min
  4. Accuracyweight 20-17.1 of 20 points, at the medianCalifornia median 85.6-
  5. Instrument checksweight 15-15.0 of 15 points, at the medianCalifornia median 100.0-
  6. Forecast checkweight 10-9.2 of 10 points, at the medianCalifornia median 92.4-

The score is the weighted mean of its six parts, from the last 7 days. How a station is ranked sets out each part.

How each part is scored
Reports received
Full marks for every scheduled report received, none for none, in proportion between
Arrival
Full marks for a median arrival within 10 min, none at 60 min
Continuity
Full marks for a longest silence of 3 reports or less (30 min), none for 72 (12 h)
Accuracy
Full marks within 1.5 °F of its reference, typically, none beyond 8.0 °F
Instrument checks
Full marks for no reading failed, none for 5 per cent or more
Forecast check
Full marks within 2 °F of the forecast on average, none at 8 °F
Schedule
every 10 minon the hour's :05, :15, :25, :35, :45 and :55
Reports received, 24 hours
126 of 14487.5% of its schedule, 137 reports in all
Reports received, 7 days
977 of 1,00896.9% of its schedule, 999 reports in all
Days reported, 30 days
-
Longest silence, 7 days
35 minfrom Oct 15, 10:00 AM
Latest report
Oct 16, 12:45 AMlocal time
Time to reach Storm Station
20 min9 in 10 within 20 min

From Storm Station's own record of every report it heard from this station.

Its schedule is one report every 10 min, 144 in 24 hours. Two reports in the same 10 min count as one received.

Chart of the 4,465 ranked stations in California on Oct 16 by the share of their scheduled reports received in Storm Station's own record, up to 7 days, in tenths: 0 to 9 per cent, 78; 10 to 19 per cent, 83; 20 to 29 per cent, 45; 30 to 39 per cent, 22; 40 to 49 per cent, 118; 50 to 59 per cent, 285; 60 to 69 per cent, 120; 70 to 79 per cent, 209; 80 to 89 per cent, 391; 90 to 99 per cent, 2,034; 100 per cent, 1,080. Hopper Ck Nr Piru Alert #635 received 96.7 per cent, 975 of 1,008 scheduled reports, rank 2,191 of 4,465.WHERE IT RANKS IN CALIFORNIA, Oct 16THIS ONE: 96.7%, 975 OF 1,008, RANK 2,191 OF 4,465PER CENT OF SCHEDULED REPORTS RECEIVEDIN STORM STATION'S OWN RECORD, UP TO 7 DAYS1101001,0000 to 97810 to 198320 to 294530 to 392240 to 4911850 to 5928560 to 6912070 to 7920980 to 8939190 to 992,0341001,080STATIONS, LOG SCALE
Chart of Hopper Ck Nr Piru Alert #635's rank in California by how it reported, day by day, from 2026-09-30 to 2026-10-16: 2026-09-30 rank 3,489 of 3,491; 2026-10-01 rank 3,543 of 3,586; 2026-10-02 rank 3,885 of 3,944; 2026-10-03 rank 3,885 of 3,944; 2026-10-04 rank 3,851 of 4,072; 2026-10-05 rank 3,917 of 4,333; 2026-10-06 rank 3,742 of 4,362; 2026-10-07 rank 3,445 of 4,381; 2026-10-08 rank 2,807 of 4,405; 2026-10-09 rank 2,565 of 4,400; 2026-10-10 rank 2,571 of 4,400; 2026-10-11 rank 2,577 of 4,428; 2026-10-12 rank 2,461 of 4,446; 2026-10-13 rank 2,303 of 4,464; 2026-10-14 rank 2,301 of 4,466; 2026-10-15 rank 2,120 of 4,462; 2026-10-16 rank 2,191 of 4,465.ITS RANK IN CALIFORNIA, DAY BY DAYRANK, FIRST AT THE TOP11,0002,0003,0004,000Sep 30Oct 3Oct 6Oct 9Oct 12Oct 15Oct 16
The ranking these charts were drawn from, as tables
Share of scheduled reports receivedStations
100%1,080
90 to 99%2,034
80 to 89%391
70 to 79%209
60 to 69%120
50 to 59%285
40 to 49%118
30 to 39%22
20 to 29%45
10 to 19%83
0 to 9%78
DayRankStations rankedShare received
Oct 16, 20262,1914,46596.7%
Oct 15, 20262,1204,46297.5%
Oct 14, 20262,3014,46697.0%
Oct 13, 20262,3034,46497.0%
Oct 12, 20262,4614,44695.3%
Oct 11, 20262,5774,42894.0%
Oct 10, 20262,5714,40093.6%
Oct 9, 20262,5654,40093.6%
Oct 8, 20262,8074,40592.4%
Oct 7, 20263,4454,38181.3%
Oct 6, 20263,7424,36268.0%
Oct 5, 20263,9174,33354.3%
Oct 4, 20263,8514,07240.6%
Oct 3, 20263,8853,94427.3%
Oct 2, 20263,8853,94427.1%
Oct 1, 20263,5433,58616.3%
Sep 30, 20263,4893,4912.5%
Reports received at Hopper Ck Nr Piru Alert #635, reports from 0.0 to 12.0, the latest 0.0, in reports.REPORTS RECEIVEDreports0510153 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Reports received at Hopper Ck Nr Piru Alert #635, reports from 0.0 to 12.0, the latest 0.0, in reports.REPORTS RECEIVEDreports051015Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16

Near Hopper Ck Nr Piru Alert #635