Femsjø

Hydrological station 1.15.0.

Programmatic access to station metadata (JSON)

Source: NVE HydAPI. Retrieved 2026-08-03T09:05:47Z.

Station and available series

stationId:
1.15.0
stationName:
Femsjø
latitude:
59.13015
longitude:
11.48516
utmEast_Z33:
298887
utmNorth_Z33:
6559841
masl:
81
riverName:
Haldenvassdraget
councilNumber:
3101
councilName:
Halden
countyName:
Østfold
drainageBasinKey:
7
hierarchy:
Haldenvassdraget
lakeArea:
10.73
lakeName:
Femsjøen
lakeNo:
316
regineNo:
001.B10
reservoirNo:
78
reservoirName:
FEMSJØEN
stationTypeName:
Privat, pålagt
stationStatusName:
Aktiv
drainageBasinArea:
1514.61
drainageBasinAreaNorway:
1495.678
gradient1085:
0.24
gradientBasin:
not reported by source
gradientRiver:
0.92
heightMinimum:
77
heightHypso10:
169
heightHypso20:
176
heightHypso30:
194
heightHypso40:
207
heightHypso50:
226
heightHypso60:
241
heightHypso70:
263
heightHypso80:
289
heightHypso90:
323
heightMaximum:
401
lengthKmBasin:
104.61
lengthKmRiver:
143.09
percentAgricul:
11.14
percentBog:
4
percentEffBog:
not reported by source
percentEffLake:
3.29
percentForest:
74.4
percentGlacier:
0
percentLake:
8.97
percentMountain:
0
percentUrban:
0.44
utmZoneGravi:
not reported by source
utmEastGravi:
not reported by source
utmNorthGravi:
not reported by source
utmZoneInlet:
not reported by source
utmEastInlet:
not reported by source
utmNorthInlet:
not reported by source
utmZoneOutlet:
not reported by source
utmEastOutlet:
not reported by source
utmNorthOutlet:
not reported by source
annualRunoff:
677.66
specificDischarge:
14.18
regulationArea:
1512.38
areaReservoirs:
98.51
volumeReservoirs:
119.3
regulationPartReservoirs:
0.18
transferAreaIn:
59.12
transferAreaOut:
0
reservoirAreaIn:
4.6
reservoirAreaOut:
0
reservoirVolumeIn:
17.5
reservoirVolumeOut:
0
remainingArea:
2.22
numberReservoirs:
19
firstYearRegulation:
0
catchmentRegTypeName:
regulert m/magasin og uregulert restfelt
owner:
HALDENVASSDRAGETS BRUKSEIERFORENING
qNumberOfYears:
84
qStartYear:
1940
qEndYear:
2024
qm:
not reported by source
q5:
not reported by source
q10:
not reported by source
q20:
not reported by source
q50:
not reported by source
hm:
79.5405
h5:
79.6792
h10:
79.8333
h20:
80.0008
h50:
80.2505
culQm:
not reported by source
culQ5:
not reported by source
culQ10:
not reported by source
culQ20:
not reported by source
culQ50:
not reported by source
culHm:
79.5405
culH5:
79.6792
culH10:
79.8333
culH20:
80.0008
culH50:
80.2505
seriesList:

2 results

  1. parameterName:
    Vannstand
    parameter:
    1000
    versionNo:
    2
    unit:
    m
    serieFrom:
    1939-07-01T00:00:00
    serieTo:
    not reported by source
    resolutionList:

    3 results

    1. resTime:
      0
      method:
      Instantaneous
      timeOffset:
      0
      dataFromTime:
      1939-07-01T11:00:00Z
      dataToTime:
      2026-08-03T07:00:00Z
    2. resTime:
      60
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      2020-12-13T12:00:00Z
      dataToTime:
      2026-08-03T07:00:00Z
    3. resTime:
      1440
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      1939-07-01T11:00:00Z
      dataToTime:
      2026-07-30T11:00:00Z
  2. parameterName:
    Magasinvolum
    parameter:
    1004
    versionNo:
    2
    unit:
    millioner m³
    serieFrom:
    not reported by source
    serieTo:
    not reported by source
    resolutionList:

    3 results

    1. resTime:
      0
      method:
      Instantaneous
      timeOffset:
      0
      dataFromTime:
      1939-07-01T11:00:00Z
      dataToTime:
      2026-08-03T07:00:00Z
    2. resTime:
      60
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      2020-12-13T12:00:00Z
      dataToTime:
      2026-08-03T07:00:00Z
    3. resTime:
      1440
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      1939-07-01T11:00:00Z
      dataToTime:
      2026-07-30T11:00:00Z

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Ground rule: Navigate with HTML GET links to keep explanations and relationships. Use the page's JSON alternative only when concrete values must be extracted, compared or computed.

How to use the NVE station

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