Langhølen

Hydrological station 26.18.0.

Programmatic access to station metadata (JSON)

Source: NVE HydAPI. Retrieved 2026-09-21T11:20:44Z.

Station and available series

stationId:
26.18.0
stationName:
Langhølen
latitude:
58.29616
longitude:
6.45382
utmEast_Z33:
-144
utmNorth_Z33:
6493509
masl:
17
riverName:
Sira
councilNumber:
4207
councilName:
Flekkefjord
countyName:
Agder
drainageBasinKey:
897
hierarchy:
Sira
lakeArea:
0
lakeName:
not reported by source
lakeNo:
0
regineNo:
026.A
reservoirNo:
not reported by source
reservoirName:
not reported by source
stationTypeName:
Privat, pålagt
stationStatusName:
Aktiv
drainageBasinArea:
1901.48
drainageBasinAreaNorway:
1901.48
gradient1085:
7.54
gradientBasin:
30.62
gradientRiver:
7.07
heightMinimum:
0
heightHypso10:
334
heightHypso20:
509
heightHypso30:
610
heightHypso40:
783
heightHypso50:
816
heightHypso60:
851
heightHypso70:
909
heightHypso80:
994
heightHypso90:
1113
heightMaximum:
1421
lengthKmBasin:
117.31
lengthKmRiver:
150.39
percentAgricul:
1.04
percentBog:
1.51
percentEffBog:
not reported by source
percentEffLake:
2.45
percentForest:
23.08
percentGlacier:
0
percentLake:
12.64
percentMountain:
55.71
percentUrban:
0.1
utmZoneGravi:
33
utmEastGravi:
25315
utmNorthGravi:
6547022
utmZoneInlet:
33
utmEastInlet:
37667
utmNorthInlet:
6603243
utmZoneOutlet:
not reported by source
utmEastOutlet:
not reported by source
utmNorthOutlet:
not reported by source
annualRunoff:
4091.6
specificDischarge:
68.23
regulationArea:
1898.5
areaReservoirs:
116.16
volumeReservoirs:
2695.79
regulationPartReservoirs:
0.66
transferAreaIn:
845.91
transferAreaOut:
2722.57
reservoirAreaIn:
57.93
reservoirAreaOut:
171.99
reservoirVolumeIn:
1130.5
reservoirVolumeOut:
3825.39
remainingArea:
1.85
numberReservoirs:
40
firstYearRegulation:
0
catchmentRegTypeName:
regulert m/magasin og uregulert restfelt
owner:
SIRA KVINA KRAFTSELSKAP
qNumberOfYears:
18
qStartYear:
2005
qEndYear:
2025
qm:
170.911
q5:
272.5205
q10:
316.3078
q20:
347.9489
q50:
377.8167
hm:
4.8564
h5:
6.1329
h10:
6.6071
h20:
6.9295
h50:
7.2206
culQm:
208.5426
culQ5:
332.5249
culQ10:
385.9534
culQ20:
424.5613
culQ50:
461.0055
culHm:
5.3648
culH5:
6.7743
culH10:
7.2979
culH20:
7.654
culH50:
7.9754
seriesList:

2 results

  1. parameterName:
    Vannstand
    parameter:
    1000
    versionNo:
    1
    unit:
    m
    serieFrom:
    1968-04-26T00:00:00
    serieTo:
    not reported by source
    resolutionList:

    3 results

    1. resTime:
      0
      method:
      Instantaneous
      timeOffset:
      0
      dataFromTime:
      1968-04-26T11:00:00Z
      dataToTime:
      2026-09-21T06:00:00Z
    2. resTime:
      60
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      2004-10-27T12:00:00Z
      dataToTime:
      2026-09-20T14:00:00Z
    3. resTime:
      1440
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      1968-04-26T11:00:00Z
      dataToTime:
      2026-09-10T11:00:00Z
  2. parameterName:
    Vannføring
    parameter:
    1001
    versionNo:
    1
    unit:
    m³/s
    serieFrom:
    not reported by source
    serieTo:
    not reported by source
    resolutionList:

    3 results

    1. resTime:
      0
      method:
      Instantaneous
      timeOffset:
      0
      dataFromTime:
      1968-04-26T11:00:00Z
      dataToTime:
      2026-09-21T06:00:00Z
    2. resTime:
      60
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      2004-10-27T12:00:00Z
      dataToTime:
      2026-09-20T14:00:00Z
    3. resTime:
      1440
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      1968-04-26T11:00:00Z
      dataToTime:
      2026-09-10T11:00:00Z

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