Instrument: Croasdale Swine Clough 3

Summary Details

ID CRO_sc3
Location # 12.3
Measurement Stage
Catchment Swine Clough, Croasdale
OS Grid ref SD 692323 57249
Elevation 395.83 m
Area < 0.001 km2
Data availability 07/12/2007 - 31/01/2010 (data unreliable between 12/06/08 - 01/07/08 due to livestock disturbance; instrument failure 17/10/09 - 09/12/09)
Location At end of minor grip feature (~100m in length) which was blocked Feb 2009 (after which measurements give depth of ponded water)
Abstractions There are no upstream United Utilities abstraction points
Related sites Upstream site, none; downstream site, CRO_sc5; other sites in Croasdale subcatchment, CRO_sc1, CRO_sc2, CRO_sc4, CRO_mid, CRO_out and Croasdale (EA gauge)

Data Download

Cross section survey data, stage/discharge data (including manual measurements of stage) and time series of levels (not corrected for atmospheric pressure) may be downloaded here (990kb). (For details on using the data click here.)

Land Use / Management Changes

The grip system has been blocked. Low stocking levels are being maintained for habitat regeneration.

  • Change Work carried out % area affected
    Grip blocking Feb 2009 100
    Stocking density Spring/Summer 2008 100
    Total 100

Photographs

  • Upstream view; pre-grip blocking
  • Upstream view; post-grip blocking

Channel Description

The channel cross-section at the instrument location is provided below. Datum is taken as the top of the diver access tube (red bar). Width is measured from the left-hand side bank when looking downstream, with locations to left of the diver tube taken as negative and those to the right positive.

Details from an MSc student project are available here. (Note, the information above takes precedence over the student report.)

Stage-Discharge Measurements

Date Time Stage (m) Discharge (m3/s)
07/12/2007 10:10 NA 0.00620
23/01/2008 13:25 -0.805 0.00113
13/03/2008 13:20 -0.875 0.00011
14/05/2008 14:50 -0.860 0.00012

Time Series Data

The recorded levels (not corrected for atmospheric pressure) and temperature are shown below, separated out by month.





Document last modified: Fri Feb 20 2015 11:12:34 GMT Standard Time