526:
469:
484:
445:
496:
457:
46:
433:. The trail starts in Blessington village and leads south to the Avon Ri Activity Centre at the southern end of the town and weaves its way along the lake shores and forestry, crosses an ancient medieval Ringfort, and then uses the footpath along part of the N81 before turning back into the forest at Burgage Moyle lane. The Greenway follows the lakeshore and phase 2 is underway, with the goal of a 30 km greenway around the reservoir for walking, cycling and other recreational activities.
316:
508:
545:
573:
395:
752:
559:
33:
53:
402:
The reservoir is sometimes known as "lakes" due to its shape, which arises because it lies in not one but two river valleys - that of the Liffey and, primarily, that of the King's River. The King's River joined the Liffey at
Baltiboys, at which point it was the larger flow, and when the Liffey was
271:
It holds 166 billion litres (43.8 billion gallons, or 0.2 cubic km) and has a surface area 22.26 km, making it the largest artificial reservoir in
Ireland by capacity and surface area. It has a 44.3 km (27.5-mile) shoreline, and is 39.6 km (24.6 miles) from the sea.
338:
Between 1938 and 1940, 76 houses were demolished, and the bridges at
Humphreystown, Baltyboys, and Burgage blown up, in anticipation of the flooding of the valley for the Poulaphouca hydroelectric power station.
1871:
771:
1621:
854:
741:
1876:
1830:
887:
1835:
930:
1723:
1614:
1881:
1840:
483:
1607:
525:
1718:
734:
444:
348:
468:
45:
1326:
495:
727:
96:
678:
627:
456:
359:, the other two stations have a capacity of 4 MW each, so the total capacity of the power stations on the River Liffey is 38 MW.
507:
249:'s hole'), is an active reservoir (for both water supply and electricity generation) and area of wild bird conservation in west
1734:
938:
1630:
1664:
655:"Liffey Reservoir Bill, 1936—Second Stage. – Dáil Éireann (8th Dáil) – Dé Céadaoin, 4 Samh 1936 – Tithe an Oireachtais"
1809:
1794:
347:
The
Poulaphouca Reservoir supplies the three power stations along the River Liffey, which are located in Poulaphouca,
789:
220:
1775:
1739:
1712:
1804:
1770:
1728:
1765:
1201:
1196:
686:
596:
293:
169:
1171:
363:
1814:
1760:
1707:
586:
578:
305:
1755:
1585:
1368:
261:
waterfall on its south-western end where the water exits the lake. The lake is also commonly known as the
1799:
1749:
1534:
1521:
1270:
867:
829:
429:
walk is 6.5 km in length and links the historic town of
Blessington with the Palladian mansion at
824:
1702:
1550:
814:
794:
1783:
1321:
1280:
779:
515:
254:
74:
1341:
1331:
654:
205:
1336:
1311:
1247:
1126:
900:
877:
839:
809:
430:
1852:
1470:
1414:
1237:
1116:
1111:
1091:
1056:
895:
804:
379:
332:
315:
135:
1306:
1265:
1166:
1081:
1066:
910:
707:
280:
It was created between 1937 and 1947, with flooding beginning at 10:00 on 3 March 1940 by
1346:
403:
dammed upstream of the confluence, the King's River Valley was flooded far to the south.
362:
The Kaplan turbines of the
Poulaphouca station were delivered by the Swiss manufacturer
1744:
1680:
1445:
1316:
915:
819:
756:
591:
550:
375:
356:
250:
237:
84:
631:
1865:
1685:
1669:
1570:
1455:
1440:
1430:
1285:
1242:
1216:
1086:
1051:
920:
799:
309:
297:
1599:
751:
394:
1490:
1485:
1480:
1475:
1465:
1450:
1031:
872:
844:
834:
719:
564:
328:
285:
131:
417:, recently arrived as a breeding species in Ireland, can sometimes be seen here.
1675:
1565:
1555:
1529:
1460:
1435:
1290:
1257:
1146:
1071:
1026:
971:
905:
572:
407:
371:
289:
263:
258:
1275:
1191:
1061:
540:
32:
111:
98:
1659:
1654:
1386:
1381:
1376:
1211:
1181:
1101:
1076:
1046:
1041:
784:
558:
414:
355:. Poulaphouca has the largest capacity with two 15 MW generators driven by
1252:
1221:
1161:
1156:
1036:
474:
1644:
1206:
1186:
1141:
1136:
1121:
1106:
352:
301:
246:
1788:
1560:
1151:
1131:
1096:
383:
367:
324:
615:
426:
1649:
1176:
393:
314:
1603:
723:
281:
378:
of 50.5 m. The contract was executed in collaboration with
1589:
374:. Each turbine has a capacity of 25,300 horsepower at a
1872:
Hydroelectric power stations in the
Republic of Ireland
398:
After 60 years the lakes had formed cliffs and beaches.
1823:
1695:
1637:
1543:
1499:
1423:
1355:
1299:
1230:
1019:
958:
951:
929:
886:
853:
770:
763:
204:
196:
188:
180:
175:
165:
157:
149:
141:
127:
90:
80:
70:
23:
410:lies, divides the southern part of the reservoir.
319:Kaplan turbine of the Poulaphouca power station
1615:
735:
628:"Ordnance Survey Ireland - Online map viewer"
323:The reservoir is one of two major sources of
52:
8:
1735:Dublin Waste-to-Energy (Poolbeg Incinerator)
240:
1877:Buildings and structures in County Wicklow
1831:High-voltage transmission links in Ireland
1622:
1608:
1600:
955:
767:
742:
728:
720:
31:
20:
1836:Power stations in the Republic of Ireland
653:Oireachtais, Tithe an (4 November 1936).
406:A ridge of land, on which the village of
489:Baltyboys Lower Bridge crossing the lake
608:
440:
1327:National Botanic Gardens, Kilmacurragh
712:. Geneva: Charmilles. 1950. p. 8.
1882:Reservoirs in the Republic of Ireland
1841:Wind farms in the Republic of Ireland
200:22.26 square kilometres (5,500 acres)
7:
62:Taiscumar Pholl a' Phúca in Ireland
988:Greystones Beach (North and South)
14:
1631:Electricity generation in Ireland
450:Map of Wicklow detailing the lake
268:, even though there is just one.
750:
571:
557:
543:
524:
506:
494:
482:
467:
455:
443:
60:Location of Pollaphuca Reservoir
51:
44:
1696:Electricity generating stations
939:Wicklow Mountains National Park
790:Buckroney-Brittas Dunes and Fen
331:, the other major supply being
965:Arklow Beach (North and South)
616:Placenames Database of Ireland
1:
772:Special Areas of Conservation
679:"River Liffey power stations"
1665:Northern Ireland Electricity
1391:Lough Bray (Upper and Lower)
1898:
1506:Ballinafunshogue Waterfall
296:project to build a second
1849:
1638:Companies / organisations
1583:
477:hill overlooking the lake
214:
39:
30:
855:Special Protection Areas
687:Electricity Supply Board
597:Electricity Supply Board
501:A frosty day by the lake
294:Electricity Supply Board
26:Taiscumar Pholl a' Phúca
1518:Fraughan Glen Waterfall
1509:Carrawaystick Waterfall
587:Ardnacrusha power plant
579:Renewable energy portal
364:Ateliers des Charmilles
206:Installed capacity
150:Construction began
1586:Wicklow County Council
1373:Glendalough Lower Lake
1369:Glendalough Upper Lake
399:
320:
241:
1535:Powerscourt Waterfall
1522:Glenmacnass Waterfall
1515:Devils Glen Waterfall
1398:Poulaphouca Reservoir
1300:Forests & gardens
1172:Prince William's Seat
868:The Murrough Wetlands
863:Poulaphouca Reservoir
830:The Murrough Wetlands
397:
318:
230:Poulaphouca Reservoir
18:Dam in County Wicklow
1561:Djouce Mountain Walk
1512:Coolalingo Waterfall
1006:Sallymount Bay Beach
755: Geography of
683:Generation Asset Map
427:Blessington Greenway
421:Blessington Greenway
189:Active capacity
112:53.12333°N 6.50583°W
24:Pollaphuca Reservoir
1530:Poulanass Waterfall
1322:Mount Usher Gardens
1020:Mountains and hills
1009:Silver Strand Beach
1003:Porter's Rock Beach
835:Slaney River Valley
519:on the lake in 2015
181:Total capacity
108: /
1342:Tomnafinnoge Woods
1337:Russborough Estate
1332:Powerscourt Estate
1231:Valleys and passes
709:Turbines Hydraulic
400:
321:
192:148 billion litres
184:166 billion litres
117:53.12333; -6.50583
1859:
1858:
1597:
1596:
1579:
1578:
1551:Saint Kevin's Way
1248:Glen of the Downs
1127:Little Sugar Loaf
1012:Travelahawk Beach
997:Magheramore Beach
947:
946:
901:Glen of the Downs
878:Wicklow Mountains
840:Wicklow Mountains
810:Glen of the Downs
634:on 29 August 2012
431:Russborough House
335:in east Wicklow.
312:being the first.
227:
226:
197:Surface area
158:Opening date
1889:
1853:Northern Ireland
1724:Cathaleen's Fall
1624:
1617:
1610:
1601:
1471:Glencullen River
1415:Vartry Reservoir
1117:Keadeen Mountain
1112:Great Sugar Loaf
1092:Croghan Mountain
1057:Carrick Mountain
982:Ennereilly Beach
956:
825:Magherabeg Dunes
768:
754:
744:
737:
730:
721:
714:
713:
704:
698:
697:
695:
693:
675:
669:
668:
666:
664:
659:
650:
644:
643:
641:
639:
630:. Archived from
624:
618:
613:
581:
576:
575:
567:
562:
561:
553:
548:
547:
546:
531:Mist on the lake
528:
510:
498:
486:
471:
462:The lake in 1988
459:
447:
380:English Electric
333:Vartry Reservoir
257:named after the
244:
223:
136:hydroelectricity
123:
122:
120:
119:
118:
113:
109:
106:
105:
104:
101:
55:
54:
48:
35:
21:
1897:
1896:
1892:
1891:
1890:
1888:
1887:
1886:
1862:
1861:
1860:
1855:
1851:(NI) indicates
1845:
1819:
1779:(decomissioned)
1691:
1633:
1628:
1598:
1593:
1575:
1566:The Spinc Trail
1539:
1495:
1419:
1394:Lough Nahanagan
1351:
1307:Avondale Forest
1295:
1291:The Wicklow Gap
1226:
1167:Mullaghcleevaun
1082:Corrigasleggaun
1067:Church Mountain
1015:
1000:Newcastle Beach
943:
925:
911:Glenealo Valley
888:Nature Reserves
882:
849:
815:Holdenstown Bog
795:Carriggower Bog
764:Protected Areas
759:
748:
718:
717:
706:
705:
701:
691:
689:
677:
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672:
662:
660:
657:
652:
651:
647:
637:
635:
626:
625:
621:
614:
610:
605:
577:
570:
563:
556:
549:
544:
542:
539:
532:
529:
520:
511:
502:
499:
490:
487:
478:
472:
463:
460:
451:
448:
439:
423:
392:
357:Kaplan turbines
345:
292:as part of the
278:
245:, meaning 'the
219:
218:
116:
114:
110:
107:
102:
99:
97:
95:
94:
66:
65:
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63:
61:
58:
57:
56:
25:
19:
12:
11:
5:
1895:
1893:
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1884:
1879:
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1864:
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1857:
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1850:
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1833:
1827:
1825:
1821:
1820:
1818:
1817:
1812:
1807:
1802:
1797:
1792:
1786:
1781:
1773:
1768:
1763:
1758:
1753:
1747:
1742:
1737:
1732:
1726:
1721:
1716:
1710:
1705:
1699:
1697:
1693:
1692:
1690:
1689:
1683:
1681:SSE Renewables
1678:
1673:
1667:
1662:
1657:
1652:
1647:
1641:
1639:
1635:
1634:
1629:
1627:
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1612:
1604:
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1563:
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1524:
1519:
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1507:
1503:
1501:
1497:
1496:
1494:
1493:
1488:
1483:
1478:
1473:
1468:
1463:
1458:
1453:
1448:
1446:Avonmore River
1443:
1438:
1433:
1427:
1425:
1421:
1420:
1418:
1417:
1412:
1409:
1406:
1405:Cleevaun Lough
1403:
1400:
1395:
1392:
1389:
1384:
1379:
1374:
1371:
1366:
1363:
1359:
1357:
1353:
1352:
1350:
1349:
1344:
1339:
1334:
1329:
1324:
1319:
1317:Knocksink Wood
1314:
1309:
1303:
1301:
1297:
1296:
1294:
1293:
1288:
1283:
1278:
1273:
1268:
1263:
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1250:
1245:
1240:
1234:
1232:
1228:
1227:
1225:
1224:
1219:
1214:
1209:
1204:
1202:Table Mountain
1199:
1194:
1189:
1184:
1179:
1174:
1169:
1164:
1159:
1154:
1149:
1144:
1139:
1134:
1129:
1124:
1119:
1114:
1109:
1104:
1099:
1094:
1089:
1084:
1079:
1074:
1069:
1064:
1059:
1054:
1049:
1044:
1039:
1034:
1029:
1023:
1021:
1017:
1016:
1014:
1013:
1010:
1007:
1004:
1001:
998:
995:
994:Leamore Strand
992:
991:Kilcoole Beach
989:
986:
983:
980:
977:
974:
969:
966:
962:
960:
953:
949:
948:
945:
944:
942:
941:
935:
933:
931:National Parks
927:
926:
924:
923:
918:
916:Knocksink Wood
913:
908:
903:
898:
892:
890:
884:
883:
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880:
875:
870:
865:
859:
857:
851:
850:
848:
847:
842:
837:
832:
827:
822:
820:Knocksink Wood
817:
812:
807:
802:
797:
792:
787:
782:
776:
774:
765:
761:
760:
757:County Wicklow
749:
747:
746:
739:
732:
724:
716:
715:
699:
670:
645:
619:
607:
606:
604:
601:
600:
599:
594:
592:Carnsore Point
589:
583:
582:
568:
554:
551:Ireland portal
538:
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530:
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505:
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493:
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488:
481:
479:
473:
466:
464:
461:
454:
452:
449:
442:
438:
435:
422:
419:
391:
388:
376:hydraulic head
344:
341:
277:
274:
251:County Wicklow
225:
224:
212:
211:
208:
202:
201:
198:
194:
193:
190:
186:
185:
182:
178:
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159:
155:
154:
151:
147:
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143:
139:
138:
129:
125:
124:
92:
88:
87:
85:County Wicklow
82:
78:
77:
72:
68:
67:
59:
50:
49:
43:
42:
41:
40:
37:
36:
28:
27:
17:
13:
10:
9:
6:
4:
3:
2:
1894:
1883:
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1878:
1875:
1873:
1870:
1869:
1867:
1854:
1848:
1842:
1839:
1837:
1834:
1832:
1829:
1828:
1826:
1822:
1816:
1813:
1811:
1810:Turlough Hill
1808:
1806:
1803:
1801:
1798:
1796:
1795:Shannonbridge
1793:
1790:
1787:
1785:
1782:
1780:
1777:
1774:
1772:
1769:
1767:
1764:
1762:
1759:
1757:
1754:
1751:
1748:
1746:
1743:
1741:
1738:
1736:
1733:
1730:
1727:
1725:
1722:
1720:
1719:Carrigadrohid
1717:
1714:
1711:
1709:
1706:
1704:
1701:
1700:
1698:
1694:
1687:
1686:Energia Group
1684:
1682:
1679:
1677:
1674:
1671:
1670:Premier Power
1668:
1666:
1663:
1661:
1658:
1656:
1653:
1651:
1648:
1646:
1643:
1642:
1640:
1636:
1632:
1625:
1620:
1618:
1613:
1611:
1606:
1605:
1602:
1591:
1587:
1582:
1572:
1571:Wicklow Round
1569:
1567:
1564:
1562:
1559:
1557:
1554:
1552:
1549:
1548:
1546:
1544:Hiking Trails
1542:
1536:
1533:
1531:
1528:
1526:Jackson Falls
1525:
1523:
1520:
1517:
1514:
1511:
1508:
1505:
1504:
1502:
1498:
1492:
1489:
1487:
1484:
1482:
1479:
1477:
1474:
1472:
1469:
1467:
1464:
1462:
1459:
1457:
1456:River Derreen
1454:
1452:
1449:
1447:
1444:
1442:
1441:River Avonbeg
1439:
1437:
1434:
1432:
1431:River Aughrim
1429:
1428:
1426:
1422:
1416:
1413:
1411:Kelly's Lough
1410:
1407:
1404:
1401:
1399:
1396:
1393:
1390:
1388:
1385:
1383:
1380:
1378:
1375:
1372:
1370:
1367:
1364:
1361:
1360:
1358:
1354:
1348:
1345:
1343:
1340:
1338:
1335:
1333:
1330:
1328:
1325:
1323:
1320:
1318:
1315:
1313:
1310:
1308:
1305:
1304:
1302:
1298:
1292:
1289:
1287:
1286:Vale of Clara
1284:
1282:
1281:The Sally Gap
1279:
1277:
1274:
1272:
1269:
1267:
1264:
1261:
1259:
1256:
1254:
1251:
1249:
1246:
1244:
1243:Glen of Imaal
1241:
1239:
1238:Deputy's Pass
1236:
1235:
1233:
1229:
1223:
1220:
1218:
1217:Turlough Hill
1215:
1213:
1210:
1208:
1205:
1203:
1200:
1198:
1195:
1193:
1190:
1188:
1185:
1183:
1180:
1178:
1175:
1173:
1170:
1168:
1165:
1163:
1160:
1158:
1155:
1153:
1150:
1148:
1145:
1143:
1140:
1138:
1135:
1133:
1130:
1128:
1125:
1123:
1120:
1118:
1115:
1113:
1110:
1108:
1105:
1103:
1100:
1098:
1095:
1093:
1090:
1088:
1087:Croaghanmoira
1085:
1083:
1080:
1078:
1075:
1073:
1070:
1068:
1065:
1063:
1060:
1058:
1055:
1053:
1052:Camenabologue
1050:
1048:
1045:
1043:
1040:
1038:
1035:
1033:
1030:
1028:
1025:
1024:
1022:
1018:
1011:
1008:
1005:
1002:
999:
996:
993:
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1491:River Vartry
1486:River Slaney
1481:River Liffey
1476:River Greese
1466:River Dodder
1451:River Dargle
1402:Lough Firrib
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1347:Victor's Way
1032:Barnacullian
976:Clogga Beach
873:Wicklow Head
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845:Wicklow Reef
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632:the original
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565:Water portal
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513:Filming for
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132:Water supply
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1805:Tawnaghmore
1771:Poulaphouca
1729:Coolkeeragh
1708:Ardnacrusha
1676:SSE Thermal
1556:Wicklow Way
1461:River Derry
1436:River Avoca
1408:Three Lakes
1387:Lough Ouler
1365:Broad Lough
1312:Killruddery
1271:Glenmacnass
1258:Glendalough
1147:Lugnaquilla
1072:Cloghernagh
1027:Arklow Hill
972:Brittas Bay
906:Glendalough
408:Valleymount
372:Switzerland
306:Ardnacrusha
300:station in
290:Poulaphouca
264:Blessington
259:Poulaphouca
166:Operator(s)
115: /
91:Coordinates
1866:Categories
1766:Moneypoint
1745:Inniscarra
1500:Waterfalls
1362:Arts Lough
1276:Glenmalure
1192:Slievemaan
1062:Carrigvore
985:Glen Beach
968:Bray Beach
603:References
234:Pollaphuca
1815:Whitegate
1761:Lough Ree
1660:Iberdrola
1655:ESB Group
1382:Lough Tay
1377:Lough Dan
1262:Glendasan
1212:Tonelagee
1197:Sugarloaf
1182:Seefingan
1102:Duff Hill
1077:Conavalla
1047:Camaderry
1042:Bray Head
952:Landforms
785:Bray Head
415:goosander
343:Technique
176:Reservoir
103:6°30′21″W
100:53°7′24″N
1266:Glenealo
1253:Glencree
1222:War Hill
1162:Mullacor
1157:Moanbane
1037:Benleagh
979:The Cove
537:See also
475:Moanbane
81:Location
1800:Tarbert
1776:Poolbeg
1756:Leixlip
1750:Kilroot
1645:EirGrid
1207:Tonduff
1187:Silsean
1142:Luggala
1137:Lugduff
1122:Kippure
1107:Gravale
959:Beaches
692:7 April
658:(téacs)
638:14 July
516:Vikings
437:Gallery
353:Leixlip
308:on the
302:Ireland
282:damming
276:History
255:Ireland
216:Website
128:Purpose
75:Ireland
71:Country
1789:SeaGen
1703:Aghada
1424:Rivers
1152:Maulin
1132:Lobawn
1097:Djouce
663:1 June
390:Nature
384:London
368:Geneva
325:Dublin
236:(from
145:In use
142:Status
1824:Lists
1784:Rhode
1650:Ervia
1356:Lakes
1177:Scarr
382:from
366:from
266:Lakes
238:Irish
210:30 MW
1791:(NI)
1752:(NI)
1731:(NI)
1715:(NI)
1688:(NI)
1672:(NI)
694:2019
665:2020
640:2010
425:The
413:The
351:and
284:the
247:Púca
161:1940
153:1937
134:and
1590:web
327:'s
288:at
221:ESB
170:ESB
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Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
