Williams Brook - River

Ranking Statistics

247 score97.0of 100

Maine median

94.7the median score of 422 stations

Scoring higher

139stations in Maine

Sharing its score

10ranks 140 to 149

Points deducted

3.01.5 arrival, 0.9 forecast check, 0.4 reports received, 0.1 accuracy

Counted at the median

Accuracy, instrument checks, forecast checknot measured at this station; Maine median 99.4, 100.0, 91.1

Next above

SHRM1rank 141; ahead on longest silence 105 min against 120 min

Next below

BPRM1rank 149; behind on reports received 98.8% against 98.2%

Sharing its rank

1other stations, equal on every measure

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 3598.834.6 of 35 pointsMaine median 97.6166 of 168 scheduled reports received in 7 days
2. Arrivalweight 1084.88.5 of 10 pointsMaine median 98.8half its reports arrived within 18 min
3. Continuityweight 10100.010.0 of 10 pointsMaine median 100.0longest silence 2 h, on a schedule of one report every 60 min
4. Accuracyweight 20-19.9 of 20 points, at the medianMaine median 99.4-
5. Instrument checksweight 15-15.0 of 15 points, at the medianMaine median 100.0-
6. Forecast checkweight 10-9.1 of 10 points, at the medianMaine median 91.1-

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