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Demnitzer
Muehlenfliess
(Germany)
1.
Location.
2.
Descriptive data for study catchment
|
Catchment area |
45 Km2 |
| Stream
length: |
12 Km |
| Climate: |
sub-continental |
| Annual
rainfall: |
520 mm/year |
| Mean
annual discharge at river mouth: |
0.12 m3/s |
| Altitudinal
range headwater to river mouth: |
13.5 m (0.12%) |
| Population |
900 inhabitants |
| Lithology: |
glacial sands |
| Land
uses: |
arable land,
forest, pastures |
3.
Descriptive Data for Study Subcatchment
(catchment defined by WWTP)
|
Catchment
area: |
ca. 15 km2 |
| Stream
length: |
6.2 km |
| Annual
rainfall: |
520 mm/year |
| Mean
annual discharge before WWTP effluent: |
NA |
| Altitudinal
range from headwater to WWTP effluent: |
7.4 m |
| Population: |
480 inhabitants |
| Distribution
of population: |
villages |
| Lithology: |
glacial sands |
| Land
uses: |
arable land,
forest, pastures |
4.
Wastewater Treatment Plant
Geographic
location:
|
14°15´ E / 52°26´ N |
Altitude:
|
60 m a. s. l. |
Origin
of sewage inputs to WWTP:
|
stock farming |
Equivalent
drained population:
|
NA |
Type
of nutrient treatment:
|
none |
Treated
outflow discharge:
|
NA m3/s |
Design
outflow discharge:
|
NA |
COD:
|
NA |
BOD:
|
NA |
Suspended
solids:
|
NA |
Conductivity:
|
NA |
N:
|
NA |
| P: |
NA |
| Dissolved
oxygen: |
NA |
5.
Descriptive data for experimental reach
(data
for the reference subreach, upstream of WWTP effluent)
-
Morphology
-
Water
chemistry
-
Biological
communities
-
Dominant
strata and species of riparian vegetation:
Salix, weeds
-
Dominant
aquatic primary producers: benthic
unicellular and filamentous algae, macrophytes
-
Macroinvertebrates: Chironomidae
-
Dominant
fishes: NA
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