Department of Environment and Natural Resources

Browse over 3169 requests from this government agency

Go Back

    You have submitted an FOI request

    Date: 2022-09-21 22:47:10.353988


    Your request is already in review


    Your request was denied

    Date: 2022-09-22 16:56:50.325815

  • 4


    How was your request?

Water Hyacinth Data on Pasig River

Requested from DENR by J. Caberte at 10:47 PM on Sep 21, 2022.
Purpose: Architecture Thesis
Date of Coverage: 01/01/2019 - 09/21/2022
Tracking no: #DENR-423876418832

Caberte 10:47 PM, Sep 21, 2022


I would only like to request any available data/pertinent documents on the following for my architectural thesis:

1.) Volume of Water Hyacinth along Pasig River (monthly/weekly/daily)
2.) Volume of Water Hyacinth retrieved per day/month/week of MMDA Water Hyacinth Harvester

If this request would be once again automatically denied, I'd also like to request why so and where I may retrieve the aforementioned data. 

Thank you!

September 22, 2022

Dear JR,


Thank you for your request dated Sep 21, 2022 under Executive Order No. 2 (s. 2016) on Freedom of Information in the Executive Branch.

Your request

You asked for Water Hyacinth Data on Pasig River.

Response to your request

While our aim is to provide information whenever possible, in this instance this Office does not have  the information you have requested. However, you may wish to contact the Pasig River Coordinating and Management Office at tel. nos. 8928-1169 or email at;

For further assistance you may review the FAQ section of the eFOI site:

Your right to request a review

If you are unhappy with this response to your FOI request, you may ask us to carry out an internal review of the response by writing to Sec. Maria Antonia Yulo Loyzaga, DENR Central Office, Visayas Avenue, Diliman, Quezon City, Tel. Nos. 8926-3011/ 8920-4301/8929-6626 loc. 2258 or email at Your review request should explain why you are dissatisfied with this response, and should be made within 15 calendar days from the date when you received this letter. We will complete the review and tell you the result within 30 calendar days from the date when we receive your review request.

If you are not satisfied with the result of the review, you then have the right to appeal to the Office of the President under Administrative Order No. 22 (s. 2011).

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
Email add.:

Is this request offensive?

Requests for personal information and vexatious requests are not considered valid requests for Official Information.

If you believe this request is not suitable, you can report it for attention by the site administrators.