Meerfelder Maar
type: Thing
description: volcanic lake in Eifel, Germany
additional property: PropertyValue
  property ID: P17
  value: Germany
additional property: PropertyValue
  property ID: P18
  value: Meerfelder Maarsee.jpg
additional property: PropertyValue
  property ID: P31
  value: maar
additional property: PropertyValue
  property ID: P31
  value: lake
additional property: PropertyValue
  property ID: P131
  value: Meerfeld
additional property: PropertyValue
  property ID: P138
  value: Meerfeld
additional property: PropertyValue
  property ID: P227
  value: 4282099-6
additional property: PropertyValue
  property ID: P244
  value: sh97002453
additional property: PropertyValue
  property ID: P373
  value: Meerfelder Maar
additional property: PropertyValue
  property ID: P1566
  value: 2872499
additional property: PropertyValue
  property ID: P2044
  value: +336
additional property: PropertyValue
  property ID: P2326
  value: -1824346
additional property: PropertyValue
  property ID: P2671
  value: /g/1236mm9y
additional property: PropertyValue
  property ID: P3018
  value: Meerfelder Maar
additional property: PropertyValue
  property ID: P8189
  value: 987007558699305171
additional property: PropertyValue
  property ID: P8593
  value: 138103
additional property: PropertyValue
  property ID: P10689
  value: 24332680
confidence:
  popularity graph score:
    score: 0.005
    score pct: 1
    tier: long_tail
    components:
      sitelinks: 6
      sitelinks norm: 0.014
      unique citations: 1
      unique citations norm: 0.0
      monthly pageviews: 18
      monthly pageviews norm: 0.0
  sitelinks: 6
  unique citations: 1
  monthly pageviews: 18
  yearly pageviews: 49
  pageview trend:
    m: 2026-08
    v: 18
  pageview trend:
    m: 2026-07
    v: 2
  pageview trend:
    m: 2026-06
    v: 1
  pageview trend:
    m: 2026-05
    v: 15
  pageview trend:
    m: 2026-05
    v: 8
  pageview trend:
    m: 2026-04
    v: 1
  pageview trend:
    m: 2026-04
    v: 4
  popularity:
    sitelinks: 6
    max: 423
    pct: 1.4
  tier: long_tail
claims:
  P17:
    value: Q183
    source count: 0
    confidence: 0.0
    value label: Germany
  P18:
    value: Meerfelder Maarsee.jpg
    source count: 0
    confidence: 0.0
  P31:
    value: Q192503
    source count: 0
    confidence: 0.0
    value label: maar
  P31:
    value: Q23397
    source count: 0
    confidence: 0.0
    value label: lake
  P131:
    value: Q629830
    source count: 0
    confidence: 0.0
    value label: Meerfeld
  P138:
    value: Q629830
    source count: 0
    confidence: 0.0
    value label: Meerfeld
  P227:
    value: 4282099-6
    source count: 0
    confidence: 0.0
  P244:
    value: sh97002453
    source count: 0
    confidence: 0.0
  P373:
    value: Meerfelder Maar
    source count: 0
    confidence: 0.0
  P625:
    value:
      lat: 50.10056
      lon: 6.75639
    source count: 1
    confidence: 0.2
  P1566:
    value: 2872499
    source count: 0
    confidence: 0.0
  P2044:
    value:
      unit: Q11573
      amount: +336
    source count: 0
    confidence: 0.0
  P2326:
    value: -1824346
    source count: 0
    confidence: 0.0
  P2671:
    value: /g/1236mm9y
    source count: 0
    confidence: 0.0
  P3018:
    value: Q22567488
    source count: 0
    confidence: 0.0
    value label: Meerfelder Maar
  P8189:
    value: 987007558699305171
    source count: 1
    confidence: 0.2
  P8593:
    value: 138103
    source count: 0
    confidence: 0.0
  P10689:
    value: 24332680
    source count: 0
    confidence: 0.0
citations:
  source: National Library of Israel Names and Subjects Authority File
  stated in qid: Q106509962
meta:
  wikidata id: Q1916844
  domain: maar
  level: standard
  html url: https://4ort.xyz/entity/meerfelder-maar
  markdown url: https://4ort.xyz/entity/meerfelder-maar.md
  facts url summary: https://4ort.xyz/entity/meerfelder-maar/facts.json
  facts url standard: https://4ort.xyz/entity/meerfelder-maar/facts.json
  facts url full: https://4ort.xyz/entity/meerfelder-maar/facts.json
  data source: Wikidata (CC0 / public domain)
  license: https://creativecommons.org/publicdomain/zero/1.0/
  api version: v1
  served at: 2026-08-24T00:48:25.516684Z
  entity updated at: 2026-05-03T21:19:00.258443+00:00Z
  entity created at: 2026-04-10T23:29:08.563870+00:00Z