| 1 | 1221 | SignificantImpactType_Enum | MICR - Microbiological pollution |
| 2 | 1222 | SignificantImpactType_Enum | NOSI - No significant impact |
| 3 | 1223 | SignificantImpactType_Enum | NOTA - Not applicable |
| 4 | 1224 | SignificantImpactType_Enum | NUTR - Nutrient pollution |
| 5 | 1225 | SignificantImpactType_Enum | ORGA - Organic pollution |
| 6 | 1226 | SignificantImpactType_Enum | OTHE - Other significant impact type |
| 7 | 1227 | SignificantImpactType_Enum | QUAL - Diminution of quality of associated surface waters for chemical / quantitative reasons |
| 8 | 1228 | SignificantImpactType_Enum | SALI - Saline pollution/intrusion |
| 9 | 1229 | SignificantImpactType_Enum | TEMP - Elevated temperatures |
| 10 | 1230 | SignificantImpactType_Enum | UNKN - Unknown impact type |
| 11 | 1341 | SignificantImpactType_Enum | ACID - Acidification |
| 12 | 1342 | SignificantImpactType_Enum | CHEM - Chemical pollution |
| 13 | 1343 | SignificantImpactType_Enum | ECOS - Damage to groundwater-dependent terrestrial ecosystems for chemical / quantitative reasons |
| 14 | 1344 | SignificantImpactType_Enum | HHYC - Altered habitats due to hydrological changes |
| 15 | 1345 | SignificantImpactType_Enum | HMOC - Altered habitats due to morphological changes (includes connectivity) |
| 16 | 1346 | SignificantImpactType_Enum | INTR - Alterations in flow directions resulting in saltwater intrusion |
| 17 | 1347 | SignificantImpactType_Enum | LITT - Litter (an impact under the MSFD) |
| 18 | 1348 | SignificantImpactType_Enum | LOWT - Abstraction exceeds available groundwater resource (lowering water table) |
