Storm Station
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At a river or reservoir gauge

DCP network, identified by the register

Identifier
PCRC1
Latitude
38.26170 N
Longitude
122.66060 W
Elevation
-
Listed
Automatically, on 139 reports in 134 hours over the last seven days
Observed
11:59 PMPDT, 1 hour ago
Precipitation today
0in

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

Alert Stream/Rain Gage At Petaluma River A Corona Road Report

Rank 3,563 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 score80.4of 100

California median
91.6the median score of 4,465 stations
Scoring higher
3,559stations in California
Sharing its score
18ranks 3,560 to 3,577
Points deducted
19.66.9 continuity, 6.1 reports received, 3.0 arrival, 2.9 accuracy, 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
DDCC1rank 3,562; ahead on reports received 85.7% against 82.7%
Next below
MVMC1rank 3,564; behind on reports received 82.7% against 82.4%

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 3582.728.9 of 35 pointsCalifornia median 98.5139 of 168 scheduled reports received in 7 days
  2. Arrivalweight 1070.37.0 of 10 pointsCalifornia median 81.2half its reports arrived within 25 min
  3. Continuityweight 1030.93.1 of 10 pointsCalifornia median 100.0longest silence 27 h, on a schedule of one report every 60 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 (3 h), none for 72 (72 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 houron the hour's :00
Reports received, 24 hours
19 of 2479.1% of its schedule, 20 reports in all
Reports received, 7 days
139 of 16882.7% of its schedule
Days reported, 30 days
27 of 30
Longest silence, 7 days
27 hoursfrom Oct 14, 2:00 AM
Latest report
Oct 15, 11:59 PMlocal time
Time to reach Storm Station
25 min9 in 10 within 25 min

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

Its schedule is one report every hour, 24 in 24 hours. Two reports in the same hour 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. Alert Stream/Rain Gage At Petaluma River A Corona Road received 82.7 per cent, 139 of 168 scheduled reports, rank 3,563 of 4,465.WHERE IT RANKS IN CALIFORNIA, Oct 16THIS ONE: 82.7%, 139 OF 168, RANK 3,563 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 Alert Stream/Rain Gage At Petaluma River A Corona Road's rank in California by how it reported, day by day, from 2026-09-29 to 2026-10-16: 2026-09-29 rank 3,401 of 3,460; 2026-09-30 rank 3,413 of 3,491; 2026-10-01 rank 3,472 of 3,586; 2026-10-02 rank 3,623 of 3,944; 2026-10-03 rank 3,621 of 3,944; 2026-10-04 rank 3,348 of 4,072; 2026-10-05 rank 2,656 of 4,333; 2026-10-06 rank 2,022 of 4,362; 2026-10-07 rank 1,932 of 4,381; 2026-10-08 rank 1,757 of 4,405; 2026-10-09 rank 2,115 of 4,400; 2026-10-10 rank 2,119 of 4,400; 2026-10-11 rank 2,090 of 4,428; 2026-10-12 rank 2,135 of 4,446; 2026-10-13 rank 2,146 of 4,464; 2026-10-14 rank 2,112 of 4,466; 2026-10-15 rank 3,277 of 4,462; 2026-10-16 rank 3,563 of 4,465.ITS RANK IN CALIFORNIA, DAY BY DAYRANK, FIRST AT THE TOP11,0002,0003,0004,000Sep 29Oct 2Oct 5Oct 8Oct 11Oct 14Oct 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, 20263,5634,46582.7%
Oct 15, 20263,2774,46288.6%
Oct 14, 20262,1124,46696.4%
Oct 13, 20262,1464,46496.4%
Oct 12, 20262,1354,44696.4%
Oct 11, 20262,0904,42897.0%
Oct 10, 20262,1194,40097.0%
Oct 9, 20262,1154,40097.0%
Oct 8, 20261,7574,40598.8%
Oct 7, 20261,9324,38198.8%
Oct 6, 20262,0224,36298.8%
Oct 5, 20262,6564,33388.0%
Oct 4, 20263,3484,07273.8%
Oct 3, 20263,6213,94460.2%
Oct 2, 20263,6233,94460.2%
Oct 1, 20263,4723,58653.5%
Sep 30, 20263,4133,49145.7%
Sep 29, 20263,4013,46031.9%
Reports received at Alert Stream/Rain Gage At Petaluma River A Corona Road, reports from 0.0 to 1.0, the latest 0.0, in reports.REPORTS RECEIVEDreports00.250.50.7513 AM6 AM9 AM12 PM3 PM6 PM9 PMOct 16
Reports received at Alert Stream/Rain Gage At Petaluma River A Corona Road, reports from 0.0 to 1.0, the latest 0.0, in reports.REPORTS RECEIVEDreports00.250.50.751Sat 10Sun 11Mon 12Tue 13Wed 14Thu 15Fri 16

Near Alert Stream/Rain Gage At Petaluma River A Corona Road