Grand Lake Stream - River

Ranking Statistics

247 score97.6of 100

Maine median

94.7the median score of 422 stations

Scoring higher

98stations in Maine

Sharing its score

10ranks 99 to 108

Points deducted

2.40.9 forecast check, 0.8 reports received, 0.6 arrival, 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

PWMrank 104; ahead on reports received 98.8% against 97.6%

Next below

MLTrank 109; behind on 247 score 97.6 against 97.5

Sharing its rank

3other 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 3597.634.2 of 35 pointsMaine median 97.6164 of 168 scheduled reports received in 7 days
2. Arrivalweight 1094.39.4 of 10 pointsMaine median 98.8half its reports arrived within 13 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.