Grundvandsforhold

INDHOLDSFORTEGNELSE
1 RESUME ........................................................................................................................ 1
1.1 Problemstillinger ............................................................................................................. 1
1.2 Gennemførte undersøgelser........................................................................................... 1
1.3 Resultater ....................................................................................................................... 2
1.4 Anbefalinger.................................................................................................................... 2
2 INDLEDNING OG PROBLEMFORMULERING.............................................................. 4
3 OMFANG OG GENNEMFØRELSE................................................................................ 4
4 RESULTATER ................................................................................................................ 5
4.1 Tidligere undersøgelser .................................................................................................. 5
4.1.1 Oplandsmodel for Ringkøbing Fjord ............................................................................... 5
4.1.2 GEUS borearkiv............................................................................................................ 13
4.1.3 Andre undersøgelser .................................................................................................... 16
4.2 Grundvands- og recipientforhold .................................................................................. 18
4.2.1 Beskrivelse af beregningsforudsætninger .................................................................... 18
4.2.2 Modelgeologi og -hydrogeologi..................................................................................... 19
4.2.3 Randbetingelser............................................................................................................ 20
4.2.4 Beregningstilfælde ........................................................................................................ 20
4.2.5 Resultatanalyse ............................................................................................................ 21
4.3 Vand- og N-Balance i Infiltrationsbassinerne................................................................ 28
4.3.1 Modelopstilling .............................................................................................................. 28
4.3.2 Første gennemregning ................................................................................................. 30
4.3.3 Anden gennemregning ................................................................................................. 35
4.3.4 Tredje gennemregning.................................................................................................. 38
4.4 Vandkvalitet i grundvandssystemet og påvirkningen af Skjern Å ................................. 42
5 REFERENCER ............................................................................................................. 45
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