Proposed Landfill in Magdalena, Laguna: A Looming Threat to the Environment and Public Health
By Richard Pronove Cavosora (with the assistance of Google Gemini)
Bring healing to our lives, that we may protect the world and not prey on it, that we may sow beauty, not pollution and destruction. - Pope Francis, Laudato Si
While a rapacious few will see billions of pesos in trash, most MagdaleƱos will not want their town trashed despite the approval of its Sangguniang Bayan's (town council) rezoning of agricultural land to commercial for a "sanitary" landfill. The town mayor vetoed the effort but his veto was overriden.
Thus, my idyllic town of Magdalena, Laguna in the Philippines is facing a critical environmental challenge: a proposed landfill in Barangay Sabang, situated within a watershed area and less than a kilometer from the vital Pagsanjan River. Adding to the existing environmental concerns in the area, the National Bureau of Investigation (NBI) recently arrested five individuals for conducting illegal quarrying operations in Barangay Balanac, further highlighting the need for responsible environmental management in Magdalena1. This article explores the potential environmental damage and public health threats that could arise if the landfill project proceeds.
Current Waste Management Practices in Magdalena
Before delving into the potential impacts of the proposed landfill, it's important to understand the existing waste management practices in Magdalena. The municipality currently operates a Central Transfer Station in Brgy. Ilayang Butong, where a municipal dump truck collects non-biodegradable wastes from barangays and school Material Recovery Facilities (MRFs) for further sorting2. All residual waste is then transported to a sanitary landfill located in Brgy. Alipit, Sta. Cruz, Laguna2. The proposed landfill in Barangay Sabang would significantly alter this existing system and potentially introduce new environmental and health risks.
The Pagsanjan River: An Environmental Lifeline Under Threat
The Pagsanjan River, renowned for its stunning waterfalls and exhilarating rapids, is an integral part of the local ecosystem and community. Originating from the Sierra Madre mountains and flowing through Pagsanjan and Lumban before emptying into Laguna de Bay, the largest lake in the Philippines, this river serves as a vital source of livelihood and recreation3.
The river's importance extends beyond its natural beauty. It supports a diverse range of flora and fauna, including 24 different bird species, some of which are endemic or migratory5. The Pagsanjan-Lumban River Basin Management & Development Foundation actively works to conserve this crucial water resource, recognizing its role as the second largest of the 21 sub-basins feeding into Laguna de Bay3. Worryingly, the Pagsanjan River subwatershed is already a significant contributor to pollution loading in Laguna de Bay, making it even more vulnerable to further pollution from the proposed landfill3.
The river's clean waters are essential for agriculture, irrigation, and even industrial purposes3. The tourism industry in Pagsanjan also heavily relies on the river, with several hotels and resorts situated along its banks, offering visitors opportunities for recreation and enjoying the natural beauty of the area3. This economic dependence on the river's health creates a stark contrast with the potential economic consequences of pollution from the landfill. Businesses that rely on the river for tourism or agriculture could face significant losses if the water quality is compromised.
However, the proposed landfill poses a direct threat to this delicate balance, jeopardizing the river's ecological integrity and the well-being of the communities that depend on it.
Existing Regulations and Public Opposition
While the Philippines has regulations regarding waste management, including the Ecological Solid Waste Management Act of 2000, there is no specific national policy addressing plastic pollution or landfill placement near water bodies6. This lack of specific regulations raises concerns about the adequacy of existing measures to protect sensitive environments like the Pagsanjan River watershed and increases the risk of contamination from the proposed landfill.
The existing regulations do outline some requirements for landfill siting, such as:
Distance from airports: Landfills should not be located within 2 kilometers of an airport runway if they pose a bird hazard to aircraft7.
Proximity to water supply intakes: The location of public water supply intakes, including active public drinking water supply wells, within one kilometer of the facility must be clearly indicated7.
Geological considerations: Landfills should not be constructed within 75 meters from a Holocene fault or known recent active fault7.
However, these regulations do not explicitly address the specific risks associated with landfills in close proximity to rivers and within watershed areas. This gap in environmental protection legislation highlights the need for stronger regulations to safeguard vital water resources like the Pagsanjan River.
While information regarding public consultations or opposition to the proposed landfill in Magdalena, Laguna is limited, experiences from other regions suggest a strong potential for community mobilization and advocacy against the project8. In many cases, communities have successfully opposed landfill projects due to concerns about environmental damage, health risks, and property values. This suggests that residents of Magdalena and surrounding areas may also raise their voices against the proposed landfill, especially given its proximity to the Pagsanjan River and the potential for significant environmental and health consequences.
Leachate: A Major Threat to Water Resources and Public Health
One of the most significant environmental and health risks associated with landfills is the generation of leachate. Leachate is a liquid that forms when rainwater and moisture percolate through the waste in a landfill. This liquid can contain a variety of harmful substances, including:
Bacteria and viruses: These can contaminate water sources and cause waterborne diseases11.
Heavy metals: Such as mercury, lead, and cadmium, which can accumulate in the environment and have toxic effects on humans and wildlife12.
Organic compounds: Including solvents, pesticides, and pharmaceuticals, which can persist in the environment and have long-term health impacts12.
Inorganic pollutants: Like nitrates and chlorides, which can contribute to water pollution and harm aquatic life12.
Leachate can contaminate groundwater and surface water through seepage and runoff11. In the case of the proposed landfill in Magdalena, the proximity to the Pagsanjan River raises serious concerns about the potential for leachate to contaminate this vital water resource. This contamination could have devastating consequences for the river's ecosystem, the communities that rely on it for drinking water, and the local economy.
Furthermore, leachate can contribute to various health problems in humans. Exposure to contaminated water can lead to waterborne diseases, while exposure to leachate through air or soil can cause respiratory problems, chemical poisoning, and other health issues12.
Other Environmental Impacts of the Proposed Landfill
In addition to leachate contamination, the proposed landfill in Magdalena could have several other detrimental effects on the environment:
Air pollution: Landfills release harmful gases, including methane, a potent greenhouse gas that contributes to climate change13. These emissions can also include volatile organic compounds and hazardous air pollutants, degrading air quality and posing health risks to nearby communities15.
Habitat disruption: The construction and operation of a landfill can significantly alter the natural landscape, disrupting habitats and potentially displacing wildlife16. This disruption can have cascading effects on the local ecosystem, impacting biodiversity and ecological balance. For example, the diverse bird species inhabiting the Pagsanjan River area could be affected by habitat loss and fragmentation.
Soil degradation: Landfills can alter soil composition and fertility, affecting plant growth and potentially contaminating agricultural land15. This contamination can have long-term consequences for food security and the livelihoods of local communities.
Public Health Risks: A Closer Look
The proposed landfill poses a range of public health risks to the residents of Magdalena and surrounding areas. These risks are exacerbated by the landfill's location near the Pagsanjan River and within a watershed area.
Waterborne diseases: Contaminated water from the landfill can spread waterborne diseases like typhoid, cholera, and amoebiasis12. These diseases can have severe health consequences, especially in communities with limited access to healthcare.
Respiratory problems: Air pollution from the landfill can cause respiratory problems, including asthma and other respiratory illnesses17. These problems can be particularly severe for vulnerable populations like children and the elderly.
Chemical exposure: Leachate and landfill gas can contain toxic chemicals that can have long-term health effects, including an increased risk of cancer and other chronic diseases18. Exposure to these chemicals can occur through contaminated water, air, or soil.
Birth defects: Studies have shown a potential link between proximity to landfills and an increased risk of congenital anomalies12. These anomalies can have lifelong consequences for affected individuals and their families.
Other health issues: Landfills can also contribute to other health problems, including skin irritation, gastrointestinal issues, and neurological disorders15. These problems can arise from exposure to various pollutants generated by the landfill.
A study conducted near another landfill site found that residents living closer to the landfill reported higher incidences of illnesses like flu, eye irritation, and general weakness17. This study also revealed concerns among residents about the long-term health impacts of living near a landfill. These findings underscore the potential health risks associated with the proposed landfill in Magdalena and the need for a comprehensive health impact assessment before any decision is made.
Alternative Waste Management Solutions: A Path Towards Sustainability
Given the potential environmental and health risks associated with the proposed landfill, it is crucial to explore alternative waste management solutions that can minimize these impacts and promote a more sustainable approach to waste disposal.
A way forward
The proposed landfill in Magdalena, Laguna presents a significant threat to the Pagsanjan River, its surrounding environment, and the health of local communities. The potential for groundwater and surface water contamination, air pollution, habitat disruption, and public health risks cannot be ignored. The lack of specific regulations regarding landfill placement near water bodies in the Philippines further amplifies these concerns.
Decision-makers must prioritize the long-term environmental and health consequences of this project and give serious consideration to the alternative waste management solutions presented. Protecting the Pagsanjan River, a vital resource for the community and a source of livelihood, should be paramount in any decision regarding waste disposal in this ecologically sensitive area.
The people of Magdalena, Laguna have a crucial role to play in advocating for responsible waste management practices and ensuring the protection of their environment and health. By raising awareness, engaging in local advocacy efforts, and supporting sustainable waste management alternatives, they can contribute to a future where economic development and environmental protection go hand in hand.
Works cited
1. 19 MARCH 2021, FRIDAY - DENR, accessed January 31, 2025, https://denr.gov.ph/wp-content/uploads/2023/07/DENR_News_Alerts_19_March_2021_Friday.pdf
2. LAGUNA [AKE DEVELOPMENT AUTHORITY - LLDA, accessed January 31, 2025, https://llda.gov.ph/wp-content/uploads/dox/ar/ar19.pdf
3. Bumbungan River - Wikipedia, accessed January 31, 2025, https://en.wikipedia.org/wiki/Bumbungan_River
4. Pagsanjan: More Than Shooting the Rapids - The Shoestring Diaries - WordPress.com, accessed January 31, 2025, https://shoestringdiary.wordpress.com/2023/01/26/pagsanjan-more-than-shooting-the-rapids/
5. appendix d2: lumban-pagsanjan river profile - SCPW Wetlands Bioblitz, accessed January 31, 2025, https://wetlandsbioblitz.org/wp-content/uploads/2020/08/App-D2-Lumban-River-Profile-.pdf
6. Plastic Pollution Policy Country Profile: Philippines - Nicholas Institute, accessed January 31, 2025, https://nicholasinstitute.duke.edu/sites/default/files/projects/Plastic-Pollution-Policy-Country-Profile-Philippines.pdf
7. Philippines, Solid Waste Management - Enviliance ASIA, accessed January 31, 2025, https://enviliance.com/regions/southeast-asia/ph/ph-waste
8. Rutherford County & Murfreesboro Mayors Propose Waste Solution & Oppose Landfill Expansion - WGNS Radio, accessed January 31, 2025, https://www.wgnsradio.com/article/91083/rutherford-county-murfreesboro-mayors-propose-waste-solution-oppose-landfill-expansion
9. Opposition to threat of landfill development | City of Raymore, MO, accessed January 31, 2025, https://www.raymore.com/government/city-departments/communications-public-relations/opposition-to-threat-of-landfill-development
10. To stop a proposed landfill, Kansas City suburbs are leaning hard on the Missouri legislature | KCUR, accessed January 31, 2025, https://www.kcur.org/housing-development-section/2023-11-13/kansas-city-landfill-raymore-lees-summit-missouri-general-assembly-legislature
11. Roadside Dumps and Water Quality - Penn State Extension, accessed January 31, 2025, https://extension.psu.edu/roadside-dumps-and-water-quality
12. An overview of the environmental pollution and health effects associated with waste landfilling and open dumping - PMC - PubMed Central, accessed January 31, 2025, https://pmc.ncbi.nlm.nih.gov/articles/PMC9399006/
13. Landfills - NCEJN, accessed January 31, 2025, https://ncejn.org/injustice/landfills/
14. Former Dumps and Landfills (PDF format) - Wisconsin Department of Health Services, accessed January 31, 2025, https://www.dhs.wisconsin.gov/publications/p4/p45017.pdf
15. Landfill Sites; How to Get Rid of Them? - Gradeall International | Waste Management Equipment, accessed January 31, 2025, https://gradeall.com/landfill-sites-how-to-get-rid-of-them/
16. Impacts of Mismanaged Trash | Trash-Free Waters - US EPA, accessed January 31, 2025, https://19january2021snapshot.epa.gov/trash-free-waters/impacts-mismanaged-trash_.html
17. Health and Environmental Risks of Residents Living Close to a Landfill: A Case Study of Thohoyandou Landfill, Limpopo Province, South Africa - PMC - PubMed Central, accessed January 31, 2025, https://pmc.ncbi.nlm.nih.gov/articles/PMC6617357/
18. The Dangers of Landfill Leaks and the Toxic Chemicals That You May Be Exposed To, accessed January 31, 2025, https://wooltriallaw.com/the-dangers-of-landfill-leaks-and-the-toxic-chemicals-that-you-may-be-exposed-to/
19. Trash, Garbage and Waste Removal Solutions that Don't Involve a Landfill, accessed January 31, 2025, https://pandaenvironmental.com/Trash-Garbage-and-Waste-Removal-Solutions-that-Don-t-Involve-a-Landfill.htm
20. Waste Management Options | Waste Management for Homeland Security Incidents - EPA Archives, accessed January 31, 2025, https://archive.epa.gov/wastes/homeland/web/html/options.html