Emm Brook Water Body

Moderate ecological status

Viewing latest data (Updated on 14 September 2021). Switch to draft river basin management plan data

Attributes

  • Water Body IDGB106039023130
  • Water Body TypeRiver
  • Hydromorphological designationnot designated artificial or heavily modified
  • NGRSU7842771558
  • Surveillance Water BodyNo
  • Length14.566 km
  • Catchment area42.421 km2
  • Catchment area4242.139 ha

Classifications

Classification Item20132014201520162019
EcologicalModerateModeratePoorPoorModerate
Biological quality elementsPoorModeratePoorPoorModerate
FishPoorModeratePoorPoorModerate
InvertebratesModerateModerateModerateModerate
Macrophytes and Phytobenthos CombinedModeratePoorModerate
Physico-chemical quality elementsModerateModerateModerateModerateModerate
Acid Neutralising CapacityHighHighHigh
Ammonia (Phys-Chem)HighGoodHighGoodGood
Dissolved oxygenGoodModerateModerateModerateModerate
PhosphatePoorPoorPoorPoorPoor
TemperatureHighHighHighHighHigh
pHHighHighHighHighHigh
Hydromorphological Supporting ElementsSupports goodSupports goodSupports goodSupports goodSupports good
Hydrological RegimeSupports goodSupports goodSupports goodSupports goodSupports good
Supporting elements (Surface Water)ModerateModerate
Mitigation Measures AssessmentModerate or lessModerate or less
Specific pollutantsModerateModerateHighHighHigh
CopperHighHighHighHighHigh
IronHighHighHigh
ManganeseHighHigh
TriclosanModerateModerateHighHighHigh
ZincHighHighHighHighHigh
ChemicalFailFailGoodGoodFail
Priority hazardous substancesFailFailGoodGoodFail
Benzo (b) and (k) fluorantheneGoodGood
Benzo (ghi) perelyene and indeno (123-cd) pyreneGoodGood
Benzo(a)pyreneFailGoodGoodGood
Benzo(b)fluorantheneGood
Benzo(g-h-i)peryleneFail
Benzo(k)fluorantheneGood
Cadmium and Its CompoundsFailGoodGoodGoodGood
Di(2-ethylhexyl)phthalate (Priority hazardous)FailGoodGoodGoodGood
Dioxins and dioxin-like compoundsGood
Heptachlor and cis-Heptachlor epoxideGood
Hexabromocyclododecane (HBCDD)Good
HexachlorobenzeneGood
HexachlorobutadieneGood
Mercury and Its CompoundsGoodGoodGood
NonylphenolFailGoodGoodGoodGood
Perfluorooctane sulphonate (PFOS)Good
Polybrominated diphenyl ethers (PBDE)Fail
Tributyltin CompoundsFailFailGood
Priority substancesGoodGoodGoodGoodGood
Cypermethrin (Priority hazardous)Good
FluorantheneGood
Lead and Its CompoundsGoodGoodGoodGoodGood
Nickel and Its CompoundsGoodGoodGoodGoodGood
Other PollutantsDoes not require assessmentDoes not require assessmentDoes not require assessmentDoes not require assessmentDoes not require assessment

Investigations into classification status

No data to show

Reasons for not achieving good (RNAG) and reasons for deterioration (RFD)

Reason TypeSWMIActivityCategoryClassification ElementMore information
RNAGNaturalDroughtNo sector responsibleDissolved oxygenDetails
RNAGPoint sourceSewage discharge (continuous)Water IndustryDissolved oxygenDetails
RFDPoint sourceSewage discharge (continuous)Water IndustryMacrophytes and Phytobenthos CombinedDetails
RNAGPoint sourceSewage discharge (continuous)Water IndustryMacrophytes and Phytobenthos CombinedDetails
RNAGPhysical modificationBarriers - ecological discontinuityOtherFishDetails
RNAGPhysical modificationUrbanisation - urban developmentUrban and transportFishDetails
RNAGPoint sourceSewage discharge (continuous)Water IndustryFishDetails
RNAGPoint sourceSewage discharge (continuous)Water IndustryPhosphateDetails
RNAGPhysical modificationUrbanisation - urban developmentUrban and transportInvertebratesDetails
RNAGPhysical modificationUrbanisation - urban developmentUrban and transportInvertebratesDetails
RNAGPoint sourceSewage discharge (continuous)Water IndustryInvertebratesDetails
RNAGPhysical modificationUrbanisation - urban developmentUrban and transportInvertebratesDetails

Reasons for not achieving good status by business sector

Issues preventing waters reaching good status and the sectors identified as contributing to them. The numbers in the table are individual counts of the reasons for not achieving good status in water bodies, there may be more than one reason in a single water body.

Significant water management issuePhysical modificationsPollution from waste waterPollution from towns, cities and transportChanges to the natural flow and level of waterInvasive non-native speciesPollution from rural areasPollution from abandoned mines
Agriculture and rural land management0000000
Industry0000000
Mining and quarrying0000000
Navigation0000000
Urban and transport4000000
Water Industry0500000
Local & central government0000000
Domestic general public0000000
Recreation0000000
Waste treatment and disposal0000000
Other1000000
No sector responsible0000000
Sector under investigation0000000
Total5500000

Objectives

Classification ItemStatusYearReasons
EcologicalModerate2027Disproportionately expensive: Disproportionate burdens;
Technically infeasible: Cause of adverse impact unknown;
Technically infeasible: No known technical solution is available
Biological quality elementsModerate2027Disproportionately expensive: Disproportionate burdens;
Technically infeasible: No known technical solution is available
FishGood2027Disproportionately expensive: Disproportionate burdens
InvertebratesGood2027Disproportionately expensive: Disproportionate burdens
Macrophytes and Phytobenthos CombinedModerate2015Technically infeasible: No known technical solution is available
Physico-chemical quality elementsModerate2015Technically infeasible: Cause of adverse impact unknown;
Technically infeasible: No known technical solution is available
Acid Neutralising CapacityGood2015
Ammonia (Phys-Chem)Good2015
Dissolved oxygenGood2027Technically infeasible: Cause of adverse impact unknown
PhosphatePoor2015Technically infeasible: No known technical solution is available
TemperatureGood2015
pHGood2015
Hydromorphological Supporting ElementsSupports good2015
Hydrological RegimeSupports good2015
Supporting elements (Surface Water)Not assessed2015
Specific pollutantsHigh2015
CopperHigh2015
IronHigh2015
TriclosanHigh2015
ZincHigh2015
ChemicalGood2015
Priority hazardous substancesGood2015
Benzo (b) and (k) fluorantheneGood2015
Benzo (ghi) perelyene and indeno (123-cd) pyreneGood2015
Benzo(a)pyreneGood2015
Cadmium and Its CompoundsGood2015
Di(2-ethylhexyl)phthalate (Priority hazardous)Good2015
Mercury and Its CompoundsGood2015
NonylphenolGood2015
Priority substancesGood2015
Lead and Its CompoundsGood2015
Nickel and Its CompoundsGood2015
Other PollutantsDoes not require assessment2015

Protected areas

PA NameIdDirectiveTypeMore information
SWSGZ4016SWSGZ4016Safeguard Zone
Emm Brook NVZ S460S460Nitrates Directive

Upstream water bodies