Sundsvatn

Hydrological station 23.1.0.

Programmatic access to station metadata (JSON)

Source: NVE HydAPI. Retrieved 2026-09-21T21:19:03Z.

Station and available series

stationId:
23.1.0
stationName:
Sundsvatn
latitude:
58.29763
longitude:
7.27461
utmEast_Z33:
47770
utmNorth_Z33:
6487847
masl:
339
riverName:
Trylandselva
councilNumber:
4225
councilName:
Lyngdal
countyName:
Agder
drainageBasinKey:
850
hierarchy:
Trylandselva/Audna
lakeArea:
1.87
lakeName:
Sundsvatnet
lakeNo:
1228
regineNo:
023.AF
reservoirNo:
330
reservoirName:
SUNDSVATN
stationTypeName:
Privat, pålagt
stationStatusName:
Aktiv
drainageBasinArea:
11.45
drainageBasinAreaNorway:
11.45
gradient1085:
9.83
gradientBasin:
25.38
gradientRiver:
12.37
heightMinimum:
330
heightHypso10:
331
heightHypso20:
332
heightHypso30:
387
heightHypso40:
398
heightHypso50:
418
heightHypso60:
428
heightHypso70:
430
heightHypso80:
453
heightHypso90:
481
heightMaximum:
548
lengthKmBasin:
6.31
lengthKmRiver:
7.6
percentAgricul:
1.52
percentBog:
4.24
percentEffBog:
not reported by source
percentEffLake:
16.49
percentForest:
75.14
percentGlacier:
0
percentLake:
16.56
percentMountain:
1
percentUrban:
0
utmZoneGravi:
33
utmEastGravi:
48324
utmNorthGravi:
6490941
utmZoneInlet:
33
utmEastInlet:
47753
utmNorthInlet:
6493757
utmZoneOutlet:
not reported by source
utmEastOutlet:
not reported by source
utmNorthOutlet:
not reported by source
annualRunoff:
18.53
specificDischarge:
51.78
regulationArea:
11.34
areaReservoirs:
1.87
volumeReservoirs:
8.6
regulationPartReservoirs:
0.46
transferAreaIn:
0
transferAreaOut:
0
reservoirAreaIn:
0
reservoirAreaOut:
1.87
reservoirVolumeIn:
0
reservoirVolumeOut:
8.6
remainingArea:
0
numberReservoirs:
1
firstYearRegulation:
1921
catchmentRegTypeName:
regulert m/magasinregulering
owner:
Vest-Agder Energiverk DA
qNumberOfYears:
not reported by source
qStartYear:
not reported by source
qEndYear:
not reported by source
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:
not reported by source
h5:
not reported by source
h10:
not reported by source
h20:
not reported by source
h50:
not reported by source
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:
not reported by source
culH5:
not reported by source
culH10:
not reported by source
culH20:
not reported by source
culH50:
not reported by source
seriesList:

2 results

  1. parameterName:
    Vannstand
    parameter:
    1000
    versionNo:
    1
    unit:
    m
    serieFrom:
    1944-01-01T00:00:00
    serieTo:
    not reported by source
    resolutionList:

    3 results

    1. resTime:
      0
      method:
      Instantaneous
      timeOffset:
      0
      dataFromTime:
      1944-01-01T11:00:00Z
      dataToTime:
      2025-12-30T23:00:00Z
    2. resTime:
      60
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      2001-12-25T00:00:00Z
      dataToTime:
      2025-12-30T23:00:00Z
    3. resTime:
      1440
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      1944-01-01T11:00:00Z
      dataToTime:
      2025-12-30T11:00:00Z
  2. parameterName:
    Magasinvolum
    parameter:
    1004
    versionNo:
    1
    unit:
    millioner m³
    serieFrom:
    not reported by source
    serieTo:
    not reported by source
    resolutionList:

    3 results

    1. resTime:
      0
      method:
      Instantaneous
      timeOffset:
      0
      dataFromTime:
      1944-01-01T11:00:00Z
      dataToTime:
      2025-12-30T23:00:00Z
    2. resTime:
      60
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      2001-12-25T00:00:00Z
      dataToTime:
      2025-12-30T23:00:00Z
    3. resTime:
      1440
      method:
      Mean
      timeOffset:
      0
      dataFromTime:
      1944-01-01T11:00:00Z
      dataToTime:
      2025-12-30T11:00:00Z

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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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