Witham Lias Water Body
Good overall status
Get Witham Lias data
Attributes
- Water Body IDGB40502G401400
- Water Body TypeGroundwater Body
- Hydromorphological designationnot applicable
- NGRSK9113464606
- Groundwater area68356.717 ha
- Surface area683.567 km2
- Surveillance Water BodyNo
Classifications
| Classification Item | 2019 |
|---|---|
| Overall Water Body | Good |
| Quantitative | Good |
| Quantitative Status element | Good |
| Quantitative Dependent Surface Water Body Status | Good |
| Quantitative GWDTEs test | Good |
| Quantitative Saline Intrusion | Good |
| Quantitative Water Balance | Good |
| Chemical (GW) | Good |
| Chemical Status element | Good |
| Chemical Dependent Surface Water Body Status | Good |
| Chemical Drinking Water Protected Area | Good |
| Chemical GWDTEs test | Good |
| Chemical Saline Intrusion | Good |
| General Chemical Test | Good |
| Supporting elements (Groundwater) | |
| Prevent and Limit Objective | Active |
| Trend Assessment | No trend |
Investigations into classification status
No data to show
Reasons for not achieving good (RNAG) and reasons for deterioration (RFD)
All reasons (RFDs and RNAGs) attributed to the classification elements in this water body.
| Reason Type | SWMI | Activity | Category | Classification Element | More information |
|---|
Reasons for not achieving good status by business sector
The 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 with a confidence status of 'confirmed' and 'probable', where the latest classification is less than good status. There may be more than one reason in a single water body. Note, table does not include reasons for deterioration.
| Significant water management issue | Physical modifications | Pollution from waste water | Pollution from towns, cities and transport | Changes to the natural flow and level of water | Invasive non-native species | Pollution from rural areas | Pollution from abandoned mines |
|---|---|---|---|---|---|---|---|
| Agriculture and rural land management | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Industry | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Mining and quarrying | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Navigation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Urban and transport | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Water Industry | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Local & central government | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Domestic general public | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Recreation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Waste treatment and disposal | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Other | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| No sector responsible | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Sector under investigation | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| Total | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Objectives
| Classification Item | Status | Year | Reasons |
|---|---|---|---|
| Overall Water Body | Good | 2015 | |
| Quantitative | Good | 2015 | |
| Quantitative Status element | Good | 2015 | |
| Quantitative Dependent Surface Water Body Status | Good | 2015 | |
| Quantitative GWDTEs test | Good | 2015 | |
| Quantitative Saline Intrusion | Good | 2015 | |
| Quantitative Water Balance | Good | 2015 | |
| Chemical (GW) | Good | 2015 | |
| Chemical Status element | Good | 2015 | |
| Chemical Dependent Surface Water Body Status | Good | 2015 | |
| Chemical Drinking Water Protected Area | Good | 2015 | |
| Chemical GWDTEs test | Good | 2015 | |
| Chemical Saline Intrusion | Good | 2015 | |
| General Chemical Test | Good | 2015 |
Protected areas
| PA Name | Id | Directive | More information |
|---|---|---|---|
| Lower Witham NVZ | S375 | Nitrates Directive | |
| Lincolnshire Limestone | G69 | Nitrates Directive | |
| SOAR R NVZ | S309 | Nitrates Directive | |
| Ancholme from Bishopbridge to the Humber NVZ | S356 | Nitrates Directive | |
| R Trent from Carlton-on-Trent to Laughton Drain NVZ | S347 | Nitrates Directive | |
| River Welland NVZ | S832 | Nitrates Directive | |
| Sewer Drain from Source to River Trent NVZ | S341 | Nitrates Directive | |
| Fossdyke Canal NVZ | S374 | Nitrates Directive | |
| Glen NVZ | S378 | Nitrates Directive | |
| River Trent from River Soar to Carlton-on-Trent NVZ | S320 | Nitrates Directive | |
| Black Sluice IDB draining to the South Forty Foot Drain NVZ | S669 | Nitrates Directive | |
| River Eau from Kirton Lindsey Trib to R Trent NVZ | S334 | Nitrates Directive | |
| The Fleet Upper Catchment (trib of Trent) NVZ | S331 | Nitrates Directive | |
| The Fleet Lower Catchment (trib of Trent) NVZ | S338 | Nitrates Directive | |
| Laughton Drain from Source to River Trent NVZ | S336 | Nitrates Directive | |
| SMITE R NVZ | S317 | Nitrates Directive | |
| Witham Lias U | UKGB40502G401400 | Drinking Water Protected Area |
Monitoring sites which have been used to classify this water body
Shows which sites were used for classification for which years within each cycle.