Department of Environment and Natural Resources

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    Date: 2022-09-20 12:35:37.135700


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    Date: 2022-09-20 13:11:05.583973

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Data on Water Quality and Water Hyacinth

Requested from DENR by J. Caberte at 12:35 PM on Sep 20, 2022.
Purpose: Architectural Thesis
Date of Coverage: 01/01/2020 - 09/19/2022
Tracking no: #DENR-934932476978

Caberte 12:35 PM, Sep 20, 2022

Good day! I would like to request the following information for my research study:

[1] Water Quality of Pasig River across all monitoring stations (from January 2020 to Present)

[2] Patterns of distribution, density estimates, and area coverage of water hyacinths in Pasig River (from January 2020 to Present)

[3] List of Control/Clearing/Removal Activities of Water Hyacinth and the amount of water hyacinth collected (from January 2020 to Present)

Thank you so much!

DE LAYOLA 01:11 PM, Sep 20, 2022

Sep 20, 2022

Dear JR Caberte,

Thank you for your request dated Sep 20, 2022 12:35:37 PM under Executive Order No. 2 (s. 2016) on Freedom of Information in the Executive Branch, for Data on Water Quality and Water Hyacinth.

We received your request on Sep 20, 2022 12:35:37 PM and we have forwarded your request to another agency.

Should you have any questions regarding your request, kindly contact using the reply function on the eFOI portal at, for request with ticket number #DENR-934932476978.

As part of our evaluation of our services, we would like you to completely and honestly answer our client request  feedback at

Thank you.

JOCELYN B. DE LAYOLA                                                                                                                                          FOI Officer/OIC-Chief
Records Management Division
DENR Central Office
Tel. No. (02) 8926-8079
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