Follow us on Facebook
Follow us on Instagram
Follow us on YouTube
Follow us on Mailto
Share this page
Search
Do it online:
Do it online
Find
A-Z Services
Public notices
Video playlists
Pay
Pay online
Submit
Have your say
General enquiries and feedback
Official information requests
Notified resource consents
Residents' Survey
Permitted activity notification form
Tenders
Sign-up
Email alerts
eNewsletters
Apply
Jobs @ NRC
Funding and awards
Consents
Report
Incident Hotline
Report pest plant or animal
Report a spillage on Northland roads
Contact
Contact us
Environmental Hotline
Official information requests
Change of address
Main Menu
Search
Search
Do It Online
Find
A-Z Services
Public notices
Video playlists
Pay
Pay online
Submit
Have your say
General enquiries and feedback
Official information requests
Notified resource consents
Residents' Survey
Permitted activity notification form
Tenders
Sign-up
Email alerts
eNewsletters
Apply
Jobs @ NRC
Funding and awards
Consents
Report
Incident Hotline
Report pest plant or animal
Report a spillage on Northland roads
Contact
Contact us
Environmental Hotline
Official information requests
Change of address
Home
Your Council
Your Council
Contact us
About us
Elected members
Working with Māori
Partnerships
Have your say
Economic development
Careers
Working with us
Online services
Our Northland - Your stories
Living in Northland
Living in Northland
About our region
Good to go for summer
Getting around in Northland
On the water
At the beach
Discover Northland
Take action
Your district councils
Consents
Consents
Do I need a consent?
Notified resource consents
Resource consent hearings documents
Consent decisions
Consent forms and fees
Annual charges
Consent application process
Consent compliance
Dams – building consents and safety regulations
For Schools
For Schools
Enviroschools
School information packs
Awards and funding for school communities
Green dates
Northland’s environment
Northland's Coast and Us
Useful websites
Environment
Environment
Environmental data
Draft Freshwater Plan Change
Natural hazards portal
Farmers' hub
Land
Water
Air
Coast
Weed and pest control
Waste and pollution
Climate action
Compliance monitoring
Rules
Commercial forestry regulations
Permitted activity notification form
NRC Incident Hotline
Funding and awards
Civil Defence
Civil Defence
In an emergency
Tsunami evacuation zones
Get prepared
Get involved
Transport
Transport
Getting around in Northland
Our role
Total mobility
Community transport providers in Northland
Drones - rules for use in Northland
Northland Walking and Cycling Strategy
Road safety
Carpooling
Transport publications
Registration of Passenger Transport Services
Regional Land Transport Plan 2021-2027
Maritime
Maritime
Safe boating
Moorings
Wind and wave data
Marine pollution and boat cleaning
Bylaws and rules
Shipping
What we do
Coastal & maritime publications
Useful maritime links
Home
Resource Library Archive
Environmental Monitoring Archive
Annual Environmental Monitoring archive
2011 Annual Environmental Monitoring archive
2010 - 2011 Annual Environmental Monitoring Report (ARCHIVED)
Hydrology
Hydrology
Published
: 26 Oct 2011
AMR 2010-2011 - Hydrology and Case Study.pdf
(PDF 700 KB)
