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README.txt
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README
Project: Winter Floods 2019-2021
Author: UKCEH
Version: 1.0 2024-04-30
Description of files in Final Code Directory
Catchment Rainfall
/CatAvg_HUKG_parallel_FINAL.R
Script for use on JASMIN to get catchment averages from HadUK daily rainfall 1km dataset
/H24_events_RPs_extract_FINAL.R
Find event return periods for depths extracted by H24_event_totals.R
/H24_events_RPs_xml_FINAL.R
Find event return periods for depths extracted by H24_event_totals.R
/H24_events_totals_FINAL.R
Extraction of rainfall depths
/H24_extract_CatAvg_FEH22_rainfall_FINAL.R
Extract rainfall AEP levels from FEH22 grids
Clustering
/CLUSTER_ANALYSIS_FINAL.R
Script to perform cluster analysis of POT series.
/cluster_analysis_functions_FINAL.R
Functions for use in Cluster Analysis
Context
/Aligning_events_FINAL.R
Matching storms with antecedent conditions
/SummarisingFunctions_FINAL.R
Key functions for context analysis
/trendvsUrbanvsChange_FINAL.R
Matching Land cover to catchments
COSMOS
/Closest_COSMOS_to_each_station.R
Find closest COSMOS site to each river gauging station and export table
/cosmos_at_event_FINAL.R
Matching storms with antecedent conditions
/Highest_VWC_per_site_FINAL.R
Find single highest COSMOS volumetric water content for each site
/Plot_highest_7-day_VWC_per_site_FINAL.R
Plot highest COSMOS volumetric water content for each site
/Rank_days_FINAL.R
Rank COSMOS volumetric water content on each calendar day
/Rank_month_quarters_FINAL.R
Rank COSMOS volumetric water content on each calendar monthquarter
Groundwater
/Extract_GW_for_events_FINAL.R
Extract highest groundwater within 5 days (BEFORE only) of given events at the closest GW station to the flow station recording the event
/GW_AMAX_FINAL.R
Load each groundwater record, extract WY AMAX
/GW_AMIN_FINAL.R
Load each groundwater record, extract WY AMIN
/GW_event_RPs.R
Fit GEV distribution to groundwater AMAX/AMIN
/GW_FullRec_FINAL.R
Load each groundwater record, extract WY AMAX for full record
Nonstationary
/nonstat_run_FINAL.R
Nonstationary flood frequency analysis from nonstat package
/nonstat_run_phys.R
Extra plotting functions for nonstat data.
/CovariatesForNonst_FINAL.R
Getting covariates for nonstationary analysis
Flow
/all_amax_with_ranks_FINAL.R
Get all AMAX and bundle into a single file for extra analysis
/Event_ranks_from_POT_files_FINAL.R
Load compute ranks from annual maxima at NRFA stations from .pt files.
/Event_RPs_from_AMAX_files_FINAL.R
Load compute return periods from annual maxima at NRFA stations.
/peakflow_uncertainty.R
Compute confidence intervals on peak flow using bootstrapping methods
Level
/level_ranking_compute_compile_FINAL.R
Compute ranks of stage measurements for key events
/LevelRanking_FINAL.R
Stage extraction for event ranking of stage for all data sources
Rainfall_monthly
/Add_rank_&_RP_to_period_AMAX_FINAL.R
Read 30-, 60-, 90- and 180-day rainfall maxima, and add ranks and return periods
/Add_rank_&_RP_to_WF_AMAX_FINAL.R
Read 30-, 60-, 90- and 180-day rainfall maxima, and add ranks and return periods
/Distribution_Rain_MDay.R
Read M-day rainfall maxima, choose best and acceptable distributions for each catchment, hence overall best
/Extract_monthly_AMAX_FINAL.R
Read catchment-average daily rainfalls, assign to water years, aggregate monthly totals, find 1, 2, 3 and 6-month maxima
/Extract_WF_period_AMAX_FINAL.R
Read catchment-average daily rainfalls, find 30-, 60-, 90- and 180-day maxima with arbitrary start times within June 2019-June 2021
/Generate_L-moments_FINAL.R
Read 1, 2, 3 and 6-month AMAX, calculate and write L-moments, median, and other derived statistics
Rainfall_pt
/I4PLA.R
FEH22 internal functions
/Pluvial_event_RPs_FINAL.R
Use FEH22 to find event return periods for depths extracted by Pluvial_event_totals_FINAL.R
/Pluvial_event_totals_FINAL.R
Find pluvial event totals for given events
Rate_of_rise
/PlotsForRoR.R
Rate of rise plots
/Rate_of_rise_FINAL.R
Rate of rise calculations
/Trends_of_ror_FINAL.R
Compute trends in rate of rise at all stations
Volumes
/Extract_max_week_volumes_NWeek_FINAL.R
Combine 15-minute records from Q 15 and Q 15 IR, Extract maximum volumes per water year, 1, 2, 4, 6, 8-week maximum volumes with START DATE
/volume_ranking_FINAL.R
Ranking volumes within volume AMAX series
/VolumeDDFs_FINAL.R
Plot DDF curves for volume relationships