Proclamation No. 290, s. 2000 - Signed on April 23, 2000: Declaring the Bigbiga Spring Watershed forest Reserve situated in Barangay Cadacad, municipality of Narvacan, province of Ilocos Sur, island of Luzon, as protected area under the category of protected landscape pursuant to R.A. 7586 (NIPAS Act of 1992) and shall be known as Bigbiga Protected Landscape
Signed on April 23, 2000: Declaring the Bigbiga Spring Watershed forest Reserve situated in Barangay Cadacad, municipality of Narvacan, province of Ilocos Sur, island of Luzon, as protected area under the category of protected landscape pursuant to R.A. 7586 (NIPAS Act of 1992) and shall be known as Bigbiga Protected Landscape
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Proclamation No. 290, s. 2000 - Signed on April 23, 2000: Declaring the Bigbiga Spring Watershed forest Reserve situated in Barangay Cadacad, municipality of Narvacan, province of Ilocos Sur, island of Luzon, as protected area under the category of protected landscape pursuant to R.A. 7586 (NIPAS Act of 1992) and shall be known as Bigbiga Protected Landscape. BatasPH. Approved April 23, 2000. https://batasph.thirdygayares.com/proclamations/proclamation-no-290-s-2000