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Explore Search: Censoring

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An identifiable model for informative censoring

publication
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Insider censoring: Distortion of data with nondetects

publication
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Effect of censoring trace-level water-quality data on trend-detection capability

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Bayesian spatio-temporal survival analysis for all types of censoring with application to a wildlife disease study

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Pesticide datasets from the National Water Quality Laboratory: a review of recent practices of censoring scenarios for select groundwater and surfacewater results, 2001-2015

Data Release
Collage of images of an earthquake, scientists in flood with instruments, a volcano erupting, and seismic illustration.

Data Files to Support SEAWAVE-QEX Model for Simulating Concentrations of Selected Pesticides in the Continental United States, 1992-2012

Technical Memos
Attachment 1. Original and Corrected Results for NWQL Technical Memorandum 22-04

Attachment 1. Original and Corrected Results for NWQL Technical Memorandum 22-04
publication
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seawaveQ: an R package providing a model and utilities for analyzing trends in chemical concentrations in streams with a seasonal wave (seawave) and adjustment for streamflow (Q) and other ancillary variables

publication
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An alternative index of satellite telemetry location error

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A nonparametric trend test for seasonal data with serial dependence.

How to's and trainings

Working with Offsets in Graphical Rating and Shift Application Tool
publication
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seawaveQ—An R package providing a model and utilities for analyzing trends in chemical concentrations in streams with a seasonal wave (seawave) and adjustment for streamflow (Q) and other ancillary variables, version 2.0.0

publication
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Estimating contaminant loads in rivers: An application of adjusted maximum likelihood to type 1 censored data

publication
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Survival analysis in telemetry studies: The staggered entry design

Presentations and Events
April 22, 2025 USGS Hydrography Community Call Thumbnail

April 22, 2025 USGS Hydrography Community Call: 3D Hydrography Program Announcements and "Updating historical flow permanence classifications with probabilistic continuous-value estimates” Presentation
Technical Memos
TM94-12 Description and guide for interpreting low-level data supplied by the NWQL for schedules 2001, 2010, 2050, and 2051

TM94-12 Description and guide for interpreting low-level data supplied by the NWQL for schedules 2001, 2010, 2050, and 2051
Technical Memos
TM22-04 Revision of results for ammonia by KONE for 817 samples analyzed January – March 2022

TM22-04 Revision of results for ammonia by KONE for 817 samples analyzed January – March 2022
Technical Memos
TM00-02 Re-release of Total Phosphorus (labcodes 1983, 1984, 1992) data for results from 10/01/98 to 01/21/99

TM00-02 Re-release of Total Phosphorus (labcodes 1983, 1984, 1992) data for results from 10/01/98 to 01/21/99
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