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River just east of Baguio and the
Balatoc Mill. The Agno tributary of Ambalanga is also the site of the Itogon Mine of Itogon-Suyoc company which opened in 1926. South of these gold mines along the Albian and Manaa creeks are the Santo Tomas (Padcal) copper mines of Philex Mining Corp. which began operations in 1958.
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398:
The protected area has a mean elevation of 889.33 metres (2,917.7 ft) with peaks rising to 2,164.60 metres (7,101.7 ft) above sea level. Its highest point is Mount Ugo situated at its northeastern end. To the west, the valley is flanked by a sub-chain of the
Cordillera Central that includes
419:
further north. Its main tributary within the reservation is Twin River at its northern portion which has its source in the peaks around Baguio and which splits into several streams in the
Gumatdang mining village, including the Ambalanga River, Liang Creek and Batuang Creek. The central and southern
449:
Lower Agno is bounded to the west by both operating and abandoned gold and copper mining areas. Mining activities have been conducted in the area since 1906 with the opening of
Benguet Corp.'s Acupan Mine. The gold mining company also operates the Antamok, Baco and Kelly sites along the Ambalanga
334:
The Lower Agno reservation was established on
November 22, 1983 as part of the creation of the third dam, the San Roque Dam (Agno V). An initial 39,304 hectares (97,120 acres) of the Cordillera Central Forest Reserve was set aside for water resource protection and conservation by the Ministry of
603:
420:
sections of the reserve are fed by other branches of the Agno River, namely the Laboy and
Ambayoan rivers as well as several streams in the Padcal mining area of Ampucao and Dalupirip villages including Balog River, Albian Creek, Manaa and Salangan Creek.
295:
as protected area. In a 1932 amendment, several parcels of land with an aggregate area of 1,026.8931 hectares (2,537.508 acres) were excluded from the forest reserve and converted into mining areas after 146 mineral claims were approved by
Governor
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486:
Lower Agno is part of the
Central Cordillera Terrestrial Biogeographic Region and contains mossy and tropical subalpine forests, second-growth tropical lower montane forests, grasslands and agricultural lands in lower elevations. The
403:
basin of Tuba. Other prominent peaks in the reserve include the 1,328 metres (4,357 ft) Mount
Pigingan, Mount Ave Maria (Bidawan) and Mount Marikit. Its lowest point is the San Roque Dam site at 100 metres (330 ft).
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1123:
259:. The reserve also known as the San Roque Watershed protects the mid-Agno River basin with its meandering river and short tributaries in a pine-forested mountainous terrain at the southern end of the
283:
Lower Agno was initially part of the 699,206.09-hectare (1,727,775.9-acre) Central
Cordillera Forest Reserve established on February 16, 1929 through Proclamation No. 217 issued by Governor-General
59:
316:
of Talnag in 1938, 596.8853 hectares (1,474.936 acres) in Tuba and Itogon in 1939, and 17.5547 hectares (43.379 acres) in the barrios of Acupan, Antamok, Chalecno, Gumatdang and Virac in 1941.
989:
87:
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An outcrop of the Dalupirip schist covered with vegetation, exposed along the Agno riverside, Dalupirip, Itogon, Benguet. A jutted outcrop shows distinct deformation in the schist.
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331:(Agno II) dams, having been completed in 1956 and 1960 respectively. The Ambuklao-Binga sub-basin was then declared a separate forest reserve in 1966.
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The reserve is one of six protected areas located in the 623,318.69-hectare (1,540,254.0-acre) Agno River Basin, the third largest river system in
1265:
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The geology of Lower Agno WFR is characterized as predominantly mountain type dominated by undifferentiated and igneous intrusive rocks from the
667:
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335:
Natural Resources–Bureau of Forest Development, with 9,550 hectares (23,600 acres) reserved for the multi-purpose dam project of the
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292:
224:
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the 1,829-metre (6,001 ft) high Mount Ulap and the 1,334-metre (4,377 ft) high Mount Kotkot that separate it from the
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843:
818:
793:
768:
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An outcrop of the Dalupirip schist covered with vegetation, exposed along the Agno riverside, Dalupirip, Itogon, Benguet.
1168:
375:
immediately below the San Roque dam and reservoir. The 39,304-hectare (97,120-acre) reservation is located primarily in
1095:
438:
268:
271:, the largest dam in the country and the prime source of water, hydropower and irrigation for surrounding regions in
609:
Diorite dike intruding outcrop of the Dalupirip schist exposed somewhere in the Dalupirip segment of the Agno River.
380:
336:
260:
203:
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319:
The Agno River Development Program was conceived in 1946 as part of the Philippine Power Program under President
1245:
918:
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323:. The program involved the construction of six hydropower facilities along the river, with the first two, the
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893:
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814:
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on May 5, 1981. The San Roque Dam eventually began construction in 1998 and was completed on May 1, 2003.
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periods with minor outcrops of sedimentary and metamorphic rocks. It has pockets of silt, sandy and clay
557:
553:
529:
865:
872:
561:
549:
505:
565:
493:(Benguet pine) is the most dominant vegetation in the tropical subalpine forests of the reserve.
1039:
411:
and the Philippines' fifth largest. It is a sub-catchment of the Agno River which drains into
513:
473:
454:
340:
309:
284:
497:
371:
in the mountain village of Tinongdan to the foothills and alluvial plains of San Roque in
660:
363:
The Lower Agno reserve protects a 34.59-kilometre (21.49 mi)-long valley along the
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695:. Florencio Tamesis, Director of Forestry. Manila: Bureau of Printing. p. 142
267:. It is located in an important mining district and includes the reservoir of the
1066:
745:. Florencio Tamesis, Director of Forestry. Manila: Bureau of Printing. p. 64
740:
715:
690:
395:. About 90 percent of the total land area of Itogon lies within the reservation.
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126:
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244:
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239:. Operated by the Lower Agno WFR Protected Area Management Board under the
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and southward into San Roque village, San Manuel and San Felipe East in
424:
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118:
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More areas at the resource-rich forests of the Central Cordillera in
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38:
472:
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990:"Climate-Responsive Integrated Master Plan for Agno River Basin"
720:. Maximo B. Garming. Manila: Friedrich-Ebert-Stiftung. p. 6
432:
1119:
864:
Cordillera People's Alliance, Public Information Commission.
312:, including 177.1203 hectares (437.674 acres) in the Itogon
442:
An irrigation canal just below the San Roque Dam in Narra,
94:
66:
308:
were opened up to mining in succeeding years by President
717:
Towards Understanding the Cordillera Autonomous Region
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528:have been documented in the reserve, including the
195:
187:
179:
142:
132:
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21:
453:The reservation is in the ancestral domain of the
1096:"Luzon watershed offers home to Philippine eagle"
661:"Re-Study of the San Roque Multi-Purpose Project"
263:, around 30 kilometres (19 mi) southeast of
231:regions encompassing land from the provinces of
997:Department of Environment and Natural Resources
241:Department of Environment and Natural Resources
200:Department of Environment and Natural Resources
1068:St. Louis University Research Journal Volume 2
1131:
1065:Graduate School of Arts and Sciences (1971).
8:
383:, with small areas extending westward into
1138:
1124:
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984:College of Forestry and Natural Resources
18:
742:Annual Report of the Director of Forestry
692:Annual Report of the Director of Forestry
625:
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986:University of the Philippines Los Baños
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977:
975:
973:
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969:
967:
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945:"Mining town seeks watershed exclusion"
619:
575:
251:to just north of the municipalities of
247:corridor from the northern villages of
1286:1983 establishments in the Philippines
668:Japan International Cooperation Agency
655:
653:
651:
1276:Birdwatching sites in the Philippines
287:, which declared 81.8% of the entire
7:
1073:Saint Louis University (Philippines)
113:
16:Protected area in Luzon, Philippines
1281:Protected areas established in 1983
943:Quitasol, K. (September 13, 2015).
359:within the forest reserve in Itogon
217:Lower Agno Watershed Forest Reserve
22:Lower Agno Watershed Forest Reserve
1251:Forest reserves of the Philippines
1226:Protected areas of the Philippines
919:"Executive Order No. 687, s. 1981"
435:near its reservoir in Pangasinan.
209:National Irrigation Administration
14:
1271:Tourist attractions in Pangasinan
714:Friedrich-Ebert-Stiftung (1989).
1148:Cordillera Administrative Region
631:"Proclamation No. 2320, s. 1983"
602:
590:
578:
93:
86:
65:
58:
37:
31:V (protected landscape/seascape)
1094:Cardinoza, G. (June 25, 2013).
894:"Proclamation No. 120, s. 1966"
840:"Proclamation No. 749, s. 1941"
815:"Proclamation No. 795, s. 1941"
790:"Proclamation No. 385, s. 1939"
765:"Proclamation No. 271, s. 1938"
496:Lower Agno is a habitat of the
186:
131:
1266:Tourist attractions in Benguet
923:Official Gazette (Philippines)
898:Official Gazette (Philippines)
844:Official Gazette (Philippines)
819:Official Gazette (Philippines)
794:Official Gazette (Philippines)
769:Official Gazette (Philippines)
635:Official Gazette (Philippines)
510:Northern Luzon giant cloud rat
502:Philippine long-tailed macaque
183:39,304 hectares (97,120 acres)
1:
47:from the summit of Mount Ulap
739:Bureau of Forestry (1933).
689:Bureau of Forestry (1933).
207:San Roque Power Corporation
102:Location in the Philippines
43:Forest reserve in Ampucao,
1302:
337:National Power Corporation
204:National Power Corporation
1222:
1204:Watershed forest reserves
1100:Philippine Daily Inquirer
949:Philippine Daily Inquirer
243:, Lower Agno follows the
52:
36:
26:
866:"Dams in the Cordillera"
542:Philippine serpent eagle
367:from just downstream of
1261:Geography of Pangasinan
1146:Protected areas in the
546:white-bellied sea eagle
415:from its headwaters at
105:Show map of Philippines
1195:Upper Agno River Basin
1040:"The Agno River Basin"
483:
446:
360:
339:approved by President
298:Theodore Roosevelt Jr.
291:minority lands in the
164:16.27306°N 120.74750°E
558:crested honey buzzard
554:black-shouldered kite
530:Philippine hawk-eagle
476:
441:
355:Dalupirip section of
354:
1256:Geography of Benguet
1164:Balbalasang-Balbalan
873:International Rivers
562:barred honey buzzard
550:rufous-bellied eagle
506:Philippine warty pig
482:foliage at Mount Ugo
1018:"Benguet Mountains"
566:Philippine falconet
223:that straddles the
196:Governing body
169:16.27306; 120.74750
160: /
1075:. pp. 520–521
1046:. October 23, 2009
524:. At least eleven
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381:Cordillera Central
361:
261:Cordillera Central
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1188:Resource reserves
213:
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191:November 22, 1983
133:Nearest city
77:Show map of Luzon
74:Location in Luzon
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670:. September 1985
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514:Philippine cobra
379:in the southern
341:Ferdinand Marcos
310:Manuel L. Quezon
285:Henry L. Stimson
219:is a Philippine
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1246:IUCN Category V
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498:Philippine deer
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534:eastern osprey
518:monitor lizard
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538:brahminy kite
535:
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522:Malayan civet
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413:Lingayen Gulf
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327:(Agno I) and
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269:San Roque Dam
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29:IUCN category
25:
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1103:. Retrieved
1089:
1077:. Retrieved
1067:
1060:
1048:. Retrieved
1044:ABS-CBN News
1034:
1022:. Retrieved
1012:
1000:. Retrieved
952:. Retrieved
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926:. Retrieved
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901:. Retrieved
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876:. Retrieved
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847:. Retrieved
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822:. Retrieved
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797:. Retrieved
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772:. Retrieved
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747:. Retrieved
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722:. Retrieved
716:
709:
697:. Retrieved
691:
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672:. Retrieved
638:. Retrieved
495:
490:Pinus kesiya
488:
485:
479:Pinus kesiya
477:
465:minorities.
452:
448:
422:
406:
397:
362:
333:
321:Manuel Roxas
318:
282:
216:
214:
1179:Mount Pulag
1020:. PeakVisor
393:San Nicolas
293:Cordilleras
257:San Nicolas
188:Established
167: /
155:120°44′51″E
143:Coordinates
127:Philippines
1240:Categories
1211:Lower Agno
1174:Mount Data
1105:October 1,
1079:October 1,
1071:. Baguio:
1050:October 1,
1024:October 1,
1002:October 1,
954:October 1,
928:October 1,
903:October 1,
878:October 1,
849:October 1,
824:October 1,
799:October 1,
774:October 1,
749:October 1,
724:October 1,
699:October 1,
674:October 1,
640:October 1,
615:References
444:San Manuel
417:Mount Data
401:Bued River
373:San Manuel
365:Agno River
357:Agno River
253:San Manuel
245:Agno River
237:Pangasinan
225:Cordillera
152:16°16′23″N
123:Pangasinan
455:Kalanguya
369:Binga Dam
347:Geography
429:Pliocene
325:Ambuklao
115:Location
572:Gallery
526:raptors
469:Ecology
425:Miocene
279:History
233:Benguet
119:Benguet
459:Ibaloy
385:Baguio
377:Itogon
314:barrio
302:Itogon
289:Igorot
265:Baguio
249:Itogon
229:Ilocos
137:Baguio
45:Itogon
993:(PDF)
869:(PDF)
664:(PDF)
463:Iwaak
409:Luzon
329:Binga
273:Luzon
1107:2020
1081:2020
1052:2020
1026:2020
1004:2020
956:2020
930:2020
905:2020
880:2020
851:2020
826:2020
801:2020
776:2020
751:2020
726:2020
701:2020
676:2020
642:2020
564:and
520:and
461:and
433:loam
427:and
389:Tuba
387:and
306:Tuba
304:and
255:and
235:and
227:and
215:The
180:Area
121:and
1242::
1098:.
1042:.
995:.
988:.
964:^
947:.
921:.
896:.
871:.
842:.
817:.
792:.
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